v2.4.3 (#94 )

* 2.4.3 * 2.4.3
added RedirectSaveError - for failed saves if the URL is a permanent … (#93 )
2021-04-02 10:41:59 +05:30 · 2021-04-02 10:38:17 +05:30 · 2021-01-26 11:56:03 +05:30 · 2021-01-24 17:03:35 +05:30 · 2021-01-24 16:58:53 +05:30 · 2021-01-24 16:56:59 +05:30
17 changed files with 770 additions and 810 deletions
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -6,3 +6,4 @@
 ## ACKNOWLEDGEMENTS
  - mhmdiaa (<https://github.com/mhmdiaa>) for <https://gist.github.com/mhmdiaa/adf6bff70142e5091792841d4b372050>. known_urls is based on this gist.
  - datashaman (<https://stackoverflow.com/users/401467/datashaman>) for <https://stackoverflow.com/a/35504626>. _get_response is based on this amazing answer.
  - dequeued0 (<https://github.com/dequeued0>) for reporting bugs and useful feature requests.
--- a/README.md
+++ b/README.md
@@ -90,14 +90,14 @@ https://web.archive.org/web/20201221130522/https://en.wikipedia.org/wiki/Remote_
 $ waybackpy --total --url "https://en.wikipedia.org/wiki/Linux_kernel" --user_agent "my-unique-user-agent"
 1904
-$ waybackpy --known_urls --url akamhy.github.io --user_agent "my-unique-user-agent"
+$ waybackpy --known_urls --url akamhy.github.io --user_agent "my-unique-user-agent" --file
 https://akamhy.github.io
 https://akamhy.github.io/assets/js/scale.fix.js
 https://akamhy.github.io/favicon.ico
 https://akamhy.github.io/robots.txt
 https://akamhy.github.io/waybackpy/
-'akamhy.github.io-10-urls-m2a24y.txt' saved in current working directory
+'akamhy.github.io-urls-iftor2.txt' saved in current working directory
 ```
 > Full CLI documentation can be found at <https://github.com/akamhy/waybackpy/wiki/CLI-docs>.
--- a/assets/waybackpy
+++ b/assets/waybackpy
@@ -1,268 +0,0 @@
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--- a/assets/waybackpy-black-white-ls-400.png
+++ b/assets/waybackpy-black-white-ls-400.png
--- a/assets/waybackpy_logo.svg
+++ b/assets/waybackpy_logo.svg
@@ -1,85 +1 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 176.612 41.908" height="158.392" width="667.51"  xmlns:v="https://github.com/akamhy/waybackpy"><text transform="matrix(.862888 0 0 1.158899 -.748 -98.312)" y="110.937" x="0.931" xml:space="preserve" font-weight="bold" font-size="28.149" font-family="sans-serif" letter-spacing="0" word-spacing="0" writing-mode="lr-tb" fill="#003dff"><tspan y="110.937" x="0.931"><tspan y="110.937" x="0.931" letter-spacing="3.568" writing-mode="lr-tb">waybackpy</tspan></tspan></text><path d="M.749 0h153.787v4.864H.749zm22.076 37.418h153.787v4.49H22.825z" fill="navy"/><path d="M0 37.418h22.825v4.49H0zM154.536 0h21.702v4.864h-21.702z" fill="#f0f"/></svg>
 <svg
   xmlns:dc="http://purl.org/dc/elements/1.1/"
   xmlns:cc="http://creativecommons.org/ns#"
   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
   xmlns:svg="http://www.w3.org/2000/svg"
   xmlns="http://www.w3.org/2000/svg"
   id="svg8"
   version="1.1"
   viewBox="0 0 176.61171 41.907883"
   height="41.907883mm"
   width="176.61171mm">
  <defs
     id="defs2" />
  <metadata
     id="metadata5">
    <rdf:RDF>
      <cc:Work
         rdf:about="">
        <dc:format>image/svg+xml</dc:format>
        <dc:type
           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
        <dc:title></dc:title>
      </cc:Work>
    </rdf:RDF>
  </metadata>
  <g
     transform="translate(-0.74835286,-98.31182)"
     id="layer1">
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       id="text4777"
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 </svg>
--- a/setup.py
+++ b/setup.py
@@ -19,7 +19,7 @@ setup(
    author=about["__author__"],
    author_email=about["__author_email__"],
    url=about["__url__"],
-    download_url="https://github.com/akamhy/waybackpy/archive/2.4.1.tar.gz",
+    download_url="https://github.com/akamhy/waybackpy/archive/2.4.3.tar.gz",
    keywords=[
        "Archive It",
        "Archive Website",
--- a/tests/test_cdx.py
+++ b/tests/test_cdx.py
@@ -79,7 +79,7 @@ def test_all_cdx():
    c = 0
    for snapshot in snapshots:
        c += 1
-        if c > 30_529:  # deafult limit is 10k
+        if c > 30529:  # deafult limit is 10k
            break
    url = "https://github.com/*"
@@ -89,5 +89,5 @@ def test_all_cdx():
    for snapshot in snapshots:
        c += 1
-        if c > 100_529:
+        if c > 100529:
            break
--- a/tests/test_cli.py
+++ b/tests/test_cli.py
@@ -5,50 +5,31 @@ import random
 import string
 import argparse
-sys.path.append("..")
+import waybackpy.cli as cli
 import waybackpy.cli as cli  # noqa: E402
 from waybackpy.wrapper import Url  # noqa: E402
 from waybackpy.__version__ import __version__
 def test_save():
    args = argparse.Namespace(
        user_agent=None,
        url="https://pypi.org/user/akamhy/",
        total=False,
        version=False,
        oldest=False,
        save=True,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
    )
    reply = cli.args_handler(args)
    assert "pypi.org/user/akamhy" in str(reply)
    args = argparse.Namespace(
        user_agent=None,
        url="https://hfjfjfjfyu6r6rfjvj.fjhgjhfjgvjm",
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=True,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
    )
    reply = cli.args_handler(args)
-    assert "could happen because either your waybackpy" in str(reply)
+    assert "could happen because either your waybackpy" or "cannot be archived by wayback machine as it is a redirect" in str(reply)
 def test_json():
@@ -57,13 +38,13 @@ def test_json():
        url="https://pypi.org/user/akamhy/",
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=True,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
@@ -78,13 +59,13 @@ def test_archive_url():
        url="https://pypi.org/user/akamhy/",
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=True,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
@@ -99,13 +80,13 @@ def test_oldest():
        url="https://pypi.org/user/akamhy/",
        total=False,
        version=False,
        file=False,
        oldest=True,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
@@ -122,13 +103,13 @@ def test_oldest():
        url=url,
        total=False,
        version=False,
        file=False,
        oldest=True,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
@@ -144,13 +125,13 @@ def test_newest():
        url="https://pypi.org/user/akamhy/",
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=True,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
@@ -167,13 +148,13 @@ def test_newest():
        url=url,
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=True,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
@@ -189,13 +170,13 @@ def test_total_archives():
        url="https://pypi.org/user/akamhy/",
        total=True,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
@@ -211,13 +192,13 @@ def test_known_urls():
        url="https://www.keybr.com",
        total=False,
        version=False,
        file=True,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=True,
        get=None,
@@ -225,26 +206,6 @@ def test_known_urls():
    reply = cli.args_handler(args)
    assert "keybr" in str(reply)
    args = argparse.Namespace(
        user_agent="Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/600.8.9 \
    (KHTML, like Gecko) Version/8.0.8 Safari/600.8.9",
        url="https://akfyfufyjcujfufu6576r76r6amhy.gitd6r67r6u6hub.yfjyfjio",
        total=False,
        version=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=True,
        subdomain=True,
        known_urls=True,
        get=None,
    )
    reply = cli.args_handler(args)
    assert "No known URLs found" in str(reply)
 def test_near():
    args = argparse.Namespace(
@@ -253,13 +214,13 @@ def test_near():
        url="https://pypi.org/user/akamhy/",
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=True,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
@@ -281,13 +242,13 @@ def test_near():
        url=url,
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=True,
        alive=False,
        subdomain=False,
        known_urls=False,
        get=None,
@@ -308,13 +269,13 @@ def test_get():
        url="https://github.com/akamhy",
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get="url",
@@ -328,13 +289,13 @@ def test_get():
        url="https://github.com/akamhy/waybackpy",
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get="oldest",
@@ -348,13 +309,13 @@ def test_get():
        url="https://akamhy.github.io/waybackpy/",
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get="newest",
@@ -368,33 +329,13 @@ def test_get():
        url="https://pypi.org/user/akamhy/",
        total=False,
        version=False,
        file=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get="save",
    )
    reply = cli.args_handler(args)
    assert "waybackpy" in str(reply)
    args = argparse.Namespace(
        user_agent="Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/600.8.9 \
    (KHTML, like Gecko) Version/8.0.8 Safari/600.8.9",
        url="https://pypi.org/user/akamhy/",
        total=False,
        version=False,
        oldest=False,
        save=False,
        json=False,
        archive_url=False,
        newest=False,
        near=False,
        alive=False,
        subdomain=False,
        known_urls=False,
        get="foobar",
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -14,14 +14,14 @@ from waybackpy.utils import (
    _check_match_type,
    _check_collapses,
    _check_filters,
-    _ts,
+    _timestamp_manager,
 )
-def test_ts():
+def test_timestamp_manager():
    timestamp = True
    data = {}
-    assert _ts(timestamp, data)
+    assert _timestamp_manager(timestamp, data)
    data = """
    {"archived_snapshots": {"closest": {"timestamp": "20210109155628", "available": true, "status": "200", "url": "http://web.archive.org/web/20210109155628/https://www.google.com/"}}, "url": "https://www.google.com/"}
@@ -61,10 +61,10 @@ def test_check_collapses():
 def test_check_match_type():
-    assert None == _check_match_type(None, "url")
+    assert _check_match_type(None, "url") is None
    match_type = "exact"
    url = "test_url"
-    assert None == _check_match_type(match_type, url)
+    assert _check_match_type(match_type, url) is None
    url = "has * in it"
    with pytest.raises(WaybackError):
@@ -82,7 +82,7 @@ def test_cleaned_url():
 def test_url_check():
    good_url = "https://akamhy.github.io"
-    assert None == _url_check(good_url)
+    assert _url_check(good_url) is None
    bad_url = "https://github-com"
    with pytest.raises(URLError):
--- a/tests/test_wrapper.py
+++ b/tests/test_wrapper.py
@@ -1,10 +1,6 @@
 import sys
 import pytest
 import random
 import requests
 from datetime import datetime
-from waybackpy.wrapper import Url, Cdx
+from waybackpy.wrapper import Url
 user_agent = "Mozilla/5.0 (Windows NT 6.2; rv:20.0) Gecko/20121202 Firefox/20.0"
@@ -17,73 +13,7 @@ def test_url_check():
        Url(broken_url, user_agent)
 def test_save():
    # Test for urls that exist and can be archived.
    url_list = [
        "en.wikipedia.org",
        "akamhy.github.io",
        "www.wiktionary.org",
        "www.w3schools.com",
        "youtube.com",
    ]
    x = random.randint(0, len(url_list) - 1)
    url1 = url_list[x]
    target = Url(
        url1,
        "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 "
        "(KHTML, like Gecko) Chrome/36.0.1944.0 Safari/537.36",
    )
    archived_url1 = str(target.save())
    assert url1 in archived_url1
    # Test for urls that are incorrect.
    with pytest.raises(Exception):
        url2 = "ha ha ha ha"
        Url(url2, user_agent)
 #     url3 = "http://www.archive.is/faq.html"
 #     with pytest.raises(Exception):
 #         target = Url(
 #             url3,
 #             "Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US) "
 #             "AppleWebKit/533.20.25 (KHTML, like Gecko) Version/5.0.4 "
 #             "Safari/533.20.27",
 #         )
 #         target.save()
 def test_near():
    url = "google.com"
    target = Url(
        url,
        "Mozilla/5.0 (Windows; U; Windows NT 6.0; de-DE) AppleWebKit/533.20.25 "
        "(KHTML, like Gecko) Version/5.0.3 Safari/533.19.4",
    )
    archive_near_year = target.near(year=2010)
    assert "2010" in str(archive_near_year.timestamp)
    archive_near_month_year = str(target.near(year=2015, month=2).timestamp)
    assert (
        ("2015-02" in archive_near_month_year)
        or ("2015-01" in archive_near_month_year)
        or ("2015-03" in archive_near_month_year)
    )
    target = Url(
        "www.python.org",
        "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 "
        "(KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36 Edge/12.246",
    )
    archive_near_hour_day_month_year = str(
        target.near(year=2008, month=5, day=9, hour=15)
    )
    assert (
        ("2008050915" in archive_near_hour_day_month_year)
        or ("2008050914" in archive_near_hour_day_month_year)
        or ("2008050913" in archive_near_hour_day_month_year)
    )
    with pytest.raises(Exception):
        NeverArchivedUrl = (
            "https://ee_3n.wrihkeipef4edia.org/rwti5r_ki/Nertr6w_rork_rse7c_urity"
@@ -92,54 +22,7 @@ def test_near():
        target.near(year=2010)
 def test_oldest():
    url = "github.com/akamhy/waybackpy"
    target = Url(url, user_agent)
    o = target.oldest()
    assert "20200504141153" in str(o)
    assert "2020-05-04" in str(o._timestamp)
 def test_json():
    url = "github.com/akamhy/waybackpy"
    target = Url(url, user_agent)
    assert "archived_snapshots" in str(target.JSON)
 def test_archive_url():
    url = "github.com/akamhy/waybackpy"
    target = Url(url, user_agent)
    assert "github.com/akamhy" in str(target.archive_url)
 def test_newest():
    url = "github.com/akamhy/waybackpy"
    target = Url(url, user_agent)
    assert url in str(target.newest())
 def test_get():
    target = Url("google.com", user_agent)
    assert "Welcome to Google" in target.get(target.oldest())
 def test_total_archives():
    user_agent = (
        "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0"
    )
    target = Url(" https://outlook.com ", user_agent)
    assert target.total_archives() > 80000
    target = Url(
        " https://gaha.e4i3n.m5iai3kip6ied.cima/gahh2718gs/ahkst63t7gad8 ", user_agent
    )
    assert target.total_archives() == 0
 def test_known_urls():
    target = Url("akamhy.github.io", user_agent)
    assert len(target.known_urls(alive=True, subdomain=False)) > 2
    target = Url("akamhy.github.io", user_agent)
    assert len(target.known_urls()) > 3
--- a/waybackpy/version.py
+++ b/waybackpy/version.py
@@ -4,7 +4,7 @@ __description__ = (
    "Archive pages and retrieve archived pages easily."
 )
 __url__ = "https://akamhy.github.io/waybackpy/"
-__version__ = "2.4.1"
+__version__ = "2.4.3"
 __author__ = "akamhy"
 __author_email__ = "akamhy@yahoo.com"
 __license__ = "MIT"
--- a/waybackpy/cdx.py
+++ b/waybackpy/cdx.py
@@ -11,6 +11,7 @@ from .utils import (
 )
 # TODO : Threading support for pagination API. It's designed for Threading.
 # TODO : Add get method here if type is Vaild HTML, SVG other but not - or warc. Test it.
 class Cdx:
@@ -42,7 +43,22 @@ class Cdx:
        self.use_page = False
    def cdx_api_manager(self, payload, headers, use_page=False):
-        """
+        """Act as button, we can choose between the normal API and pagination API.
        Parameters
        ----------
        self : waybackpy.cdx.Cdx
            The instance itself
        payload : dict
            Get request parameters name value pairs
        headers : dict
            The headers for making the GET request.
        use_page : bool
            If True use pagination API else use normal resume key based API.
        We have two options to get the snapshots, we use this
        method to make a selection between pagination API and
        the normal one with Resumption Key, sequential querying
@@ -84,7 +100,7 @@ class Cdx:
        endpoint = "https://web.archive.org/cdx/search/cdx"
        total_pages = _get_total_pages(self.url, self.user_agent)
-        #If we only have two or less pages of archives then we care for accuracy
+        # If we only have two or less pages of archives then we care for accuracy
        # pagination API can be lagged sometimes
        if use_page == True and total_pages >= 2:
            blank_pages = 0
@@ -141,7 +157,7 @@ class Cdx:
    def snapshots(self):
        """
        This function yeilds snapshots encapsulated
-        in CdxSnapshot for more usability.
+        in CdxSnapshot for increased usability.
        All the get request values are set if the conditions match
@@ -188,14 +204,16 @@ class Cdx:
                prop_values = snapshot.split(" ")
                # Making sure that we get the same number of
                # property values as the number of properties
                prop_values_len = len(prop_values)
                properties_len = len(properties)
                if prop_values_len != properties_len:
                    raise WaybackError(
-                        "Snapshot returned by Cdx API has %s properties instead of expected %s properties.\nInvolved Snapshot : %s"
+                        "Snapshot returned by Cdx API has {prop_values_len} properties instead of expected {properties_len} properties.\nInvolved Snapshot : {snapshot}".format(
-                        % (prop_values_len, properties_len, snapshot)
+                            prop_values_len=prop_values_len,
                            properties_len=properties_len,
                            snapshot=snapshot,
                        )
                    )
                (
--- a/waybackpy/cli.py
+++ b/waybackpy/cli.py
@@ -1,9 +1,11 @@
 import os
 import re
 import sys
 import json
 import random
 import string
 import argparse
 from .wrapper import Url
 from .exceptions import WaybackError
 from .__version__ import __version__
@@ -20,13 +22,16 @@ def _save(obj):
        if "No archive URL found in the API response" in e:
            return (
                "\n[waybackpy] Can not save/archive your link.\n[waybackpy] This "
-                "could happen because either your waybackpy (%s) is likely out of "
+                "could happen because either your waybackpy ({version}) is likely out of "
                "date or Wayback Machine is malfunctioning.\n[waybackpy] Visit "
                "https://github.com/akamhy/waybackpy for the latest version of "
-                "waybackpy.\n[waybackpy] API response Header :\n%s"
+                "waybackpy.\n[waybackpy] API response Header :\n{header}".format(
-                % (__version__, header)
+                    version=__version__, header=header
                )
            )
-        return WaybackError(err)
+        if "URL cannot be archived by wayback machine as it is a redirect" in e:
            return ("URL cannot be archived by wayback machine as it is a redirect")
        raise WaybackError(err)
 def _archive_url(obj):
@@ -34,7 +39,7 @@ def _archive_url(obj):
 def _json(obj):
-    return obj.JSON
+    return json.dumps(obj.JSON)
 def no_archive_handler(e, obj):
@@ -45,11 +50,13 @@ def no_archive_handler(e, obj):
        if "github.com/akamhy/waybackpy" in ua:
            ua = "YOUR_USER_AGENT_HERE"
        return (
-            "\n[Waybackpy] Can not find archive for '%s'.\n[Waybackpy] You can"
+            "\n[Waybackpy] Can not find archive for '{url}'.\n[Waybackpy] You can"
            " save the URL using the following command:\n[Waybackpy] waybackpy --"
-            'user_agent "%s" --url "%s" --save' % (url, ua, url)
+            'user_agent "{user_agent}" --url "{url}" --save'.format(
                url=url, user_agent=ua
            )
        )
-    return WaybackError(e)
+    raise WaybackError(e)
 def _oldest(obj):
@@ -85,23 +92,40 @@ def _near(obj, args):
        return no_archive_handler(e, obj)
-def _save_urls_on_file(input_list, live_url_count):
+def _save_urls_on_file(url_gen):
-    m = re.search("https?://([A-Za-z_0-9.-]+).*", input_list[0])
+    domain = None
-
+    sys_random = random.SystemRandom()
    domain = "domain-unknown"
    if m:
        domain = m.group(1)
    uid = "".join(
-        random.choice(string.ascii_lowercase + string.digits) for _ in range(6)
+        sys_random.choice(string.ascii_lowercase + string.digits) for _ in range(6)
    )
    url_count = 0
-    file_name = "%s-%d-urls-%s.txt" % (domain, live_url_count, uid)
+    for url in url_gen:
-    file_content = "\n".join(input_list)
+        url_count += 1
-    file_path = os.path.join(os.getcwd(), file_name)
+        if not domain:
-    with open(file_path, "w+") as f:
+            m = re.search("https?://([A-Za-z_0-9.-]+).*", url)
-        f.write(file_content)
+
-    return "%s\n\n'%s' saved in current working directory" % (file_content, file_name)
+            domain = "domain-unknown"
            if m:
                domain = m.group(1)
            file_name = "{domain}-urls-{uid}.txt".format(domain=domain, uid=uid)
            file_path = os.path.join(os.getcwd(), file_name)
            if not os.path.isfile(file_path):
                open(file_path, "w+").close()
        with open(file_path, "a") as f:
            f.write("{url}\n".format(url=url))
        print(url)
    if url_count > 0:
        return "\n\n'{file_name}' saved in current working directory".format(
            file_name=file_name
        )
    else:
        return "No known URLs found. Please try a diffrent input!"
 def _known_urls(obj, args):
@@ -109,21 +133,16 @@ def _known_urls(obj, args):
    Known urls for a domain.
    """
-    subdomain = False
+    subdomain = True if args.subdomain else False
    if args.subdomain:
        subdomain = True
-    alive = False
+    url_gen = obj.known_urls(subdomain=subdomain)
    if args.alive:
        alive = True
-    url_list = obj.known_urls(alive=alive, subdomain=subdomain)
+    if args.file:
-    total_urls = len(url_list)
+        return _save_urls_on_file(url_gen)
-
+    else:
-    if total_urls > 0:
+        for url in url_gen:
-        return _save_urls_on_file(url_list, total_urls)
+            print(url)
-
+        return "\n"
    return "No known URLs found. Please try a diffrent domain!"
 def _get(obj, args):
@@ -147,12 +166,11 @@ def _get(obj, args):
 def args_handler(args):
    if args.version:
-        return "waybackpy version %s" % __version__
+        return "waybackpy version {version}".format(version=__version__)
    if not args.url:
-        return (
+        return "waybackpy {version} \nSee 'waybackpy --help' for help using this tool.".format(
-            "waybackpy %s \nSee 'waybackpy --help' for help using this tool."
+            version=__version__
            % __version__
        )
    obj = Url(args.url)
@@ -261,8 +279,12 @@ def add_knownUrlArg(knownUrlArg):
    )
    help_text = "Use with '--known_urls' to include known URLs for subdomains."
    knownUrlArg.add_argument("--subdomain", "-sub", action="store_true", help=help_text)
-    help_text = "Only include live URLs. Will not inlclude dead links."
+    knownUrlArg.add_argument(
-    knownUrlArg.add_argument("--alive", "-a", action="store_true", help=help_text)
+        "--file",
        "-f",
        action="store_true",
        help="Save the URLs in file at current directory.",
    )
 def add_nearArg(nearArg):
--- a/waybackpy/exceptions.py
+++ b/waybackpy/exceptions.py
@@ -13,6 +13,13 @@ class WaybackError(Exception):
    """
 class RedirectSaveError(WaybackError):
    """
    Raised when the original URL is redirected and the
    redirect URL is archived but not the original URL.
    """
 class URLError(Exception):
    """
    Raised when malformed URLs are passed as arguments.
--- a/waybackpy/snapshot.py
+++ b/waybackpy/snapshot.py
@@ -3,15 +3,24 @@ from datetime import datetime
 class CdxSnapshot:
    """
-    This class helps to use the Cdx Snapshots easily.
+    This class encapsulates the snapshots for greater usability.
    Raw Snapshot data looks like:
    org,archive)/ 20080126045828 http://github.com text/html 200 Q4YULN754FHV2U6Q5JUT6Q2P57WEWNNY 1415
    properties is a dict containg all of the 7 cdx snapshot properties.
    """
    def __init__(self, properties):
        """
        Parameters
        ----------
        self : waybackpy.snapshot.CdxSnapshot
            The instance itself
        properties : dict
            Properties is a dict containg all of the 7 cdx snapshot properties.
        """
        self.urlkey = properties["urlkey"]
        self.timestamp = properties["timestamp"]
        self.datetime_timestamp = datetime.strptime(self.timestamp, "%Y%m%d%H%M%S")
@@ -25,12 +34,18 @@ class CdxSnapshot:
        )
    def __str__(self):
-        return ("%s %s %s %s %s %s %s") % (
+        """Returns the Cdx snapshot line.
-            self.urlkey,
+
-            self.timestamp,
+        Output format:
-            self.original,
+        org,archive)/ 20080126045828 http://github.com text/html 200 Q4YULN754FHV2U6Q5JUT6Q2P57WEWNNY 1415
-            self.mimetype,
+
-            self.statuscode,
+        """
-            self.digest,
+        return "{urlkey} {timestamp} {original} {mimetype} {statuscode} {digest} {length}".format(
-            self.length,
+            urlkey=self.urlkey,
            timestamp=self.timestamp,
            original=self.original,
            mimetype=self.mimetype,
            statuscode=self.statuscode,
            digest=self.digest,
            length=self.length,
        )
--- a/waybackpy/utils.py
+++ b/waybackpy/utils.py
@@ -1,53 +1,113 @@
 import re
 import time
 import requests
 from .exceptions import WaybackError, URLError
 from datetime import datetime
 from .exceptions import WaybackError, URLError, RedirectSaveError
 from .__version__ import __version__
 from urllib3.util.retry import Retry
 from requests.adapters import HTTPAdapter
 from .__version__ import __version__
 quote = requests.utils.quote
 default_user_agent = "waybackpy python package - https://github.com/akamhy/waybackpy"
-def _unix_ts_to_wayback_ts(unix_ts):
+def _latest_version(package_name, headers):
-    return datetime.utcfromtimestamp(int(unix_ts)).strftime("%Y%m%d%H%M%S")
+    """Returns the latest version of package_name.
    Parameters
    ----------
    package_name : str
        The name of the python package
    headers : dict
        Headers that will be used while making get requests
    Return type is str
    Use API <https://pypi.org/pypi/> to get the latest version of
    waybackpy, but can be used to get latest version of any package
    on PyPi.
    """
    request_url = "https://pypi.org/pypi/" + package_name + "/json"
    response = _get_response(request_url, headers=headers)
    data = response.json()
    return data["info"]["version"]
-def _add_payload(self, payload):
+def _unix_timestamp_to_wayback_timestamp(unix_timestamp):
-    if self.start_timestamp:
+    """Returns unix timestamp converted to datetime.datetime
        payload["from"] = self.start_timestamp
-    if self.end_timestamp:
+    Parameters
-        payload["to"] = self.end_timestamp
+    ----------
    unix_timestamp : str, int or float
        Unix-timestamp that needs to be converted to datetime.datetime
-    if self.gzip != True:
+    Converts and returns input unix_timestamp to datetime.datetime object.
    Does not matter if unix_timestamp is str, float or int.
    """
    return datetime.utcfromtimestamp(int(unix_timestamp)).strftime("%Y%m%d%H%M%S")
 def _add_payload(instance, payload):
    """Adds payload from instance that can be used to make get requests.
    Parameters
    ----------
    instance : waybackpy.cdx.Cdx
        instance of the Cdx class
    payload : dict
        A dict onto which we need to add keys and values based on instance.
    instance is object of Cdx class and it contains the data required to fill
    the payload dictionary.
    """
    if instance.start_timestamp:
        payload["from"] = instance.start_timestamp
    if instance.end_timestamp:
        payload["to"] = instance.end_timestamp
    if instance.gzip != True:
        payload["gzip"] = "false"
-    if self.match_type:
+    if instance.match_type:
-        payload["matchType"] = self.match_type
+        payload["matchType"] = instance.match_type
-    if self.filters and len(self.filters) > 0:
+    if instance.filters and len(instance.filters) > 0:
-        for i, f in enumerate(self.filters):
+        for i, f in enumerate(instance.filters):
            payload["filter" + str(i)] = f
-    if self.collapses and len(self.collapses) > 0:
+    if instance.collapses and len(instance.collapses) > 0:
-        for i, f in enumerate(self.collapses):
+        for i, f in enumerate(instance.collapses):
            payload["collapse" + str(i)] = f
-    payload["url"] = self.url
+    # Don't need to return anything as it's dictionary.
    payload["url"] = instance.url
-def _ts(timestamp, data):
+def _timestamp_manager(timestamp, data):
-    """
+    """Returns the timestamp.
    Get timestamp of last fetched archive.
    If used before fetching any archive, will
    use whatever self.JSON returns.
-    self.timestamp is None implies that
+    Parameters
-    self.JSON will return any archive's JSON
+    ----------
-    that wayback machine provides it.
+    timestamp : datetime.datetime
        datetime object
    data : dict
        A python dictionary, which is loaded JSON os the availability API.
    Return type:
        datetime.datetime
     If timestamp is not None then sets the value to timestamp itself.
     If timestamp is None the returns the value from the last fetched API data.
     If not timestamp and can not read the archived_snapshots form data return datetime.max
    """
    if timestamp:
@@ -62,6 +122,21 @@ def _ts(timestamp, data):
 def _check_match_type(match_type, url):
    """Checks the validity of match_type parameter of the CDX GET requests.
    Parameters
    ----------
    match_type : list
        list  that may contain any or all from  ["exact", "prefix", "host", "domain"]
        See https://github.com/akamhy/waybackpy/wiki/Python-package-docs#url-match-scope
    url : str
        The URL used to create the waybackpy Url object.
    If not vaild match_type raise Exception.
    """
    if not match_type:
        return
@@ -71,13 +146,26 @@ def _check_match_type(match_type, url):
    legal_match_type = ["exact", "prefix", "host", "domain"]
    if match_type not in legal_match_type:
-        raise WaybackError(
+        exc_message = "{match_type} is not an allowed match type.\nUse one from 'exact', 'prefix', 'host' or 'domain'".format(
-            "%s is not an allowed match type.\nUse one from 'exact', 'prefix', 'host' or 'domain'"
+            match_type=match_type
            % match_type
        )
        raise WaybackError(exc_message)
 def _check_collapses(collapses):
    """Checks the validity of collapse parameter of the CDX GET request.
    One or more field or field:N to 'collapses=[]' where
    field is one of (urlkey, timestamp, original, mimetype, statuscode,
    digest and length) and N is the first N characters of field to test.
    Parameters
    ----------
    collapses : list
    If not vaild collapses raise Exception.
    """
    if not isinstance(collapses, list):
        raise WaybackError("collapses must be a list.")
@@ -85,11 +173,11 @@ def _check_collapses(collapses):
    if len(collapses) == 0:
        return
-    for c in collapses:
+    for collapse in collapses:
        try:
            match = re.search(
                r"(urlkey|timestamp|original|mimetype|statuscode|digest|length)(:?[0-9]{1,99})?",
-                c,
+                collapse,
            )
            field = match.group(1)
@@ -98,38 +186,62 @@ def _check_collapses(collapses):
                N = match.group(2)
            if N:
-                if not (field + N == c):
+                if not (field + N == collapse):
                    raise Exception
            else:
-                if not (field == c):
+                if not (field == collapse):
                    raise Exception
        except Exception:
-            e = "collapse argument '%s' is not following the cdx collapse syntax." % c
+            exc_message = "collapse argument '{collapse}' is not following the cdx collapse syntax.".format(
-            raise WaybackError(e)
+                collapse=collapse
            )
            raise WaybackError(exc_message)
 def _check_filters(filters):
    """Checks the validity of filter parameter of the CDX GET request.
    Any number of filter params of the following form may be specified:
        filters=["[!]field:regex"] may be specified..
    Parameters
    ----------
    filters : list
    If not vaild filters raise Exception.
    """
    if not isinstance(filters, list):
        raise WaybackError("filters must be a list.")
    # [!]field:regex
-    for f in filters:
+    for _filter in filters:
        try:
            match = re.search(
                r"(\!?(?:urlkey|timestamp|original|mimetype|statuscode|digest|length)):(.*)",
-                f,
+                _filter,
            )
            key = match.group(1)
            val = match.group(2)
        except Exception:
-            e = "Filter '%s' not following the cdx filter syntax." % f
+
-            raise WaybackError(e)
+            exc_message = (
                "Filter '{_filter}' is not following the cdx filter syntax.".format(
                    _filter=_filter
                )
            )
            raise WaybackError(exc_message)
 def _cleaned_url(url):
    """Sanatize the url
    Remove and replace illegal whitespace characters from the URL.
    """
    return str(url).strip().replace(" ", "%20")
@@ -143,18 +255,34 @@ def _url_check(url):
    """
    if "." not in url:
-        raise URLError("'%s' is not a vaild URL." % url)
+        exc_message = "'{url}' is not a vaild URL.".format(url=url)
        raise URLError(exc_message)
 def _full_url(endpoint, params):
-    full_url = endpoint
+    """API endpoint + GET parameters = full_url
-    if params:
+
-        full_url = endpoint if endpoint.endswith("?") else (endpoint + "?")
+    Parameters
-        for key, val in params.items():
+    ----------
-            key = "filter" if key.startswith("filter") else key
+    endpoint : str
-            key = "collapse" if key.startswith("collapse") else key
+        The API endpoint
-            amp = "" if full_url.endswith("?") else "&"
+
-            full_url = full_url + amp + "%s=%s" % (key, quote(str(val)))
+    params : dict
        Dictionary that has name-value pairs.
    Return type is str
    """
    if not params:
        return endpoint
    full_url = endpoint if endpoint.endswith("?") else (endpoint + "?")
    for key, val in params.items():
        key = "filter" if key.startswith("filter") else key
        key = "collapse" if key.startswith("collapse") else key
        amp = "" if full_url.endswith("?") else "&"
        full_url = full_url + amp + "{key}={val}".format(key=key, val=quote(str(val)))
    return full_url
@@ -166,24 +294,42 @@ def _get_total_pages(url, user_agent):
    This func returns number of pages of archives (type int).
    """
    total_pages_url = (
-        "https://web.archive.org/cdx/search/cdx?url=%s&showNumPages=true" % url
+        "https://web.archive.org/cdx/search/cdx?url={url}&showNumPages=true".format(
            url=url
        )
    )
    headers = {"User-Agent": user_agent}
    return int((_get_response(total_pages_url, headers=headers).text).strip())
-def _archive_url_parser(header, url):
+def _archive_url_parser(
-    """
+    header, url, latest_version=__version__, instance=None, response=None
 ):
    """Returns the archive after parsing it from the response header.
    Parameters
    ----------
    header : str
        The response header of WayBack Machine's Save API
    url : str
        The input url, the one used to created the Url object.
    latest_version : str
        The latest version of waybackpy (default is __version__)
    instance : waybackpy.wrapper.Url
        Instance of Url class
    The wayback machine's save API doesn't
    return JSON response, we are required
    to read the header of the API response
-    and look for the archive URL.
+    and find the archive URL.
-    This method has some regexen (or regexes)
+    This method has some regular expressions
-    that search for archive url in header.
+    that are used to search for the archive url
-
+    in the response header of Save API.
    This method is used when you try to
    save a webpage on wayback machine.
    Two cases are possible:
    1) Either we find the archive url in
@@ -194,10 +340,39 @@ def _archive_url_parser(header, url):
    If we found the archive URL we return it.
    Return format:
    web.archive.org/web/<TIMESTAMP>/<URL>
    And if we couldn't find it, we raise
    WaybackError with an error message.
    """
    if "save redirected" in header and instance:
        time.sleep(60)  # makeup for archive time
        now = datetime.utcnow().timetuple()
        timestamp = _wayback_timestamp(
            year=now.tm_year,
            month=now.tm_mon,
            day=now.tm_mday,
            hour=now.tm_hour,
            minute=now.tm_min,
        )
        return_str = "web.archive.org/web/{timestamp}/{url}".format(
            timestamp=timestamp, url=url
        )
        url = "https://" + return_str
        headers = {"User-Agent": instance.user_agent}
        res = _get_response(url, headers=headers)
        if res.status_code < 400:
            return "web.archive.org/web/{timestamp}/{url}".format(
                timestamp=timestamp, url=url
            )
    # Regex1
    m = re.search(r"Content-Location: (/web/[0-9]{14}/.*)", str(header))
    if m:
@@ -215,19 +390,65 @@ def _archive_url_parser(header, url):
    if m:
        return m.group(1)
-    raise WaybackError(
+    if response:
-        "No archive URL found in the API response. "
+        if response.url:
-        "If '%s' can be accessed via your web browser then either "
+            if "web.archive.org/web" in response.url:
-        "this version of waybackpy (%s) is out of date or WayBack Machine is malfunctioning. Visit "
+                m = re.search(
-        "'https://github.com/akamhy/waybackpy' for the latest version "
+                    r"web\.archive\.org/web/(?:[0-9]*?)/(?:.*)$",
-        "of waybackpy.\nHeader:\n%s" % (url, __version__, str(header))
+                    str(response.url).strip(),
-    )
+                )
                if m:
                    return m.group(0)
    if instance:
        newest_archive = None
        try:
            newest_archive = instance.newest()
        except WaybackError:
            pass  # We don't care as this is a save request
        if newest_archive:
            minutes_old = (
                datetime.utcnow() - newest_archive.timestamp
            ).total_seconds() / 60.0
            if minutes_old <= 30:
                archive_url = newest_archive.archive_url
                m = re.search(r"web\.archive\.org/web/[0-9]{14}/.*", archive_url)
                if m:
                    instance.cached_save = True
                    return m.group(0)
    if __version__ == latest_version:
        exc_message = (
            "No archive URL found in the API response. "
            "If '{url}' can be accessed via your web browser then either "
            "Wayback Machine is malfunctioning or it refused to archive your URL."
            "\nHeader:\n{header}".format(url=url, header=header)
        )
        if "save redirected" == header.strip():
            raise RedirectSaveError(
                "URL cannot be archived by wayback machine as it is a redirect.\nHeader:\n{header}".format(
                    header=header
                )
            )
    else:
        exc_message = (
            "No archive URL found in the API response. "
            "If '{url}' can be accessed via your web browser then either "
            "this version of waybackpy ({version}) is out of date or WayBack "
            "Machine is malfunctioning. Visit 'https://github.com/akamhy/waybackpy' "
            "for the latest version of waybackpy.\nHeader:\n{header}".format(
                url=url, version=__version__, header=header
            )
        )
    raise WaybackError(exc_message)
 def _wayback_timestamp(**kwargs):
-    """
+    """Returns a valid waybackpy timestamp.
    Wayback Machine archive URLs
    have a timestamp in them.
    The standard archive URL format is
    https://web.archive.org/web/20191214041711/https://www.youtube.com
@@ -237,13 +458,17 @@ def _wayback_timestamp(**kwargs):
    2 ) timestamp (20191214041711)
    3 ) https://www.youtube.com, the original URL
-    The near method takes year, month, day, hour and minute
+
-    as Arguments, their type is int.
+    The near method of Url class in wrapper.py takes year, month, day, hour
    and minute as arguments, their type is int.
    This method takes those integers and converts it to
    wayback machine timestamp and returns it.
-    Return format is string.
+
    zfill(2) adds 1 zero in front of single digit days, months hour etc.
    Return type is string.
    """
    return "".join(
@@ -252,18 +477,45 @@ def _wayback_timestamp(**kwargs):
 def _get_response(
-    endpoint, params=None, headers=None, retries=5, return_full_url=False
+    endpoint,
    params=None,
    headers=None,
    return_full_url=False,
    retries=5,
    backoff_factor=0.5,
    no_raise_on_redirects=False,
 ):
-    """
+    """Makes get requests.
-    This function is used make get request.
+
-    We use the requests package to make the
+    Parameters
-    requests.
+    ----------
    endpoint : str
        The API endpoint.
    params : dict
        The get request parameters. (default is None)
    headers : dict
        Headers for the get request. (default is None)
    return_full_url : bool
        Determines whether the call went full url returned along with the
        response. (default is False)
    retries : int
        Maximum number of retries for the get request. (default is 5)
    backoff_factor : float
        The factor by which we determine the next retry time after wait.
        https://urllib3.readthedocs.io/en/latest/reference/urllib3.util.html
        (default is 0.5)
    no_raise_on_redirects : bool
        If maximum 30(default for requests) times redirected than instead of
        exceptions return. (default is False)
-    We try five times and if it fails it raises
+    To handle WaybackError:
    WaybackError exception.
    You can handles WaybackError by importing:
    from waybackpy.exceptions import WaybackError
    try:
@@ -274,17 +526,39 @@ def _get_response(
    # From https://stackoverflow.com/a/35504626
    # By https://stackoverflow.com/users/401467/datashaman
    s = requests.Session()
    retries = Retry(
-        total=retries, backoff_factor=0.5, status_forcelist=[500, 502, 503, 504]
+        total=retries,
        backoff_factor=backoff_factor,
        status_forcelist=[500, 502, 503, 504],
    )
    s.mount("https://", HTTPAdapter(max_retries=retries))
    # The URL with parameters required for the get request
    url = _full_url(endpoint, params)
    try:
        if not return_full_url:
            return s.get(url, headers=headers)
        return (url, s.get(url, headers=headers))
    except Exception as e:
-        exc = WaybackError("Error while retrieving %s" % url)
+
        reason = str(e)
        if no_raise_on_redirects:
            if "Exceeded 30 redirects" in reason:
                return
        exc_message = "Error while retrieving {url}.\n{reason}".format(
            url=url, reason=reason
        )
        exc = WaybackError(exc_message)
        exc.__cause__ = e
        raise exc
--- a/waybackpy/wrapper.py
+++ b/waybackpy/wrapper.py
@@ -1,6 +1,6 @@
-import requests
+import re
 import concurrent.futures
 from datetime import datetime, timedelta
 from .exceptions import WaybackError
 from .cdx import Cdx
 from .utils import (
@@ -10,12 +10,85 @@ from .utils import (
    default_user_agent,
    _url_check,
    _cleaned_url,
-    _ts,
+    _timestamp_manager,
-    _unix_ts_to_wayback_ts,
+    _unix_timestamp_to_wayback_timestamp,
    _latest_version,
 )
 class Url:
    """
    Attributes
    ----------
    url : str
        The input URL, wayback machine API operations are performed
        on this URL after sanatizing it.
    user_agent : str
        The user_agent used while making the GET requests to the
        Wayback machine APIs
    _archive_url : str
        Caches the last fetched archive.
    timestamp : datetime.datetime
        timestamp of the archive URL as datetime object for
        greater usability
    _JSON : dict
        Caches the last fetched availability API data
    latest_version : str
        The latest version of waybackpy on PyPi
    cached_save : bool
        Flag to check if WayBack machine returned a cached
        archive instead of creating a new archive. WayBack
        machine allows only one 1 archive for an URL in
        30 minutes. If the archive returned by WayBack machine
        is older than 3 minutes than this flag is set to True
    Methods turned properties
    ----------
    JSON : dict
        JSON response of availability API as dictionary / loaded JSON
    archive_url : str
        Return the archive url, returns str
    _timestamp : datetime.datetime
        Sets the value of self.timestamp if still not set
    Methods
    -------
    save()
        Archives the URL on WayBack machine
    get(url="", user_agent="", encoding="")
        Gets the source of archive url, can also be used to get source
        of any URL if passed into it.
    near(year=None, month=None, day=None, hour=None, minute=None, unix_timestamp=None)
        Wayback Machine can have many archives for a URL/webpage, sometimes we want
        archive close to a specific time.
        This method takes year, month, day, hour, minute and unix_timestamp as input.
    oldest(year=1994)
        The oldest archive of an URL.
    newest()
        The newest archive of an URL
    total_archives(start_timestamp=None, end_timestamp=None)
        total number of archives of an URL, the timeframe can be confined by
        start_timestamp and end_timestamp
    known_urls(subdomain=False, host=False, start_timestamp=None, end_timestamp=None, match_type="prefix")
        Known URLs for an URL, subdomain, URL as prefix etc.
    """
    def __init__(self, url, user_agent=default_user_agent):
        self.url = url
        self.user_agent = str(user_agent)
@@ -23,35 +96,26 @@ class Url:
        self._archive_url = None
        self.timestamp = None
        self._JSON = None
-        self._alive_url_list = []
+        self.latest_version = None
        self.cached_save = False
    def __repr__(self):
-        return "waybackpy.Url(url=%s, user_agent=%s)" % (self.url, self.user_agent)
+        return "waybackpy.Url(url={url}, user_agent={user_agent})".format(
            url=self.url, user_agent=self.user_agent
        )
    def __str__(self):
        """
        Output when print() is used on <class 'waybackpy.wrapper.Url'>
        This should print an archive URL.
        We check if self._archive_url is not None.
        If not None, good. We return string of self._archive_url.
        If self._archive_url is None, it means we ain't used any method that
        sets self._archive_url, we now set self._archive_url to self.archive_url
        and return it.
        """
        if not self._archive_url:
            self._archive_url = self.archive_url
-        return "%s" % self._archive_url
+
        return "{archive_url}".format(archive_url=self._archive_url)
    def __len__(self):
-        """
+        """Number of days between today and the date of archive based on the timestamp
        Why do we have len here?
-        Applying len() on <class 'waybackpy.wrapper.Url'>
+        len() of waybackpy.wrapper.Url should return
-        will calculate the number of days between today and
+        the number of days between today and the
-        the archive timestamp.
+        archive timestamp.
        Can be applied on return values of near and its
        childs (e.g. oldest) and if applied on waybackpy.Url()
@@ -73,32 +137,30 @@ class Url:
    @property
    def JSON(self):
-        """
+        """Returns JSON response of availability API as dictionary / loaded JSON
        If the end user has used near() or its childs like oldest, newest
        and archive_url then the JSON response of these are cached in self._JSON
-        If we find that self._JSON is not None we return it.
+        return type : dict
        else we get the response of 'https://archive.org/wayback/available?url=YOUR-URL'
        and return it.
        """
        # If user used the near method or any method that depends on near, we
        # are certain that we have a loaded dictionary cached in self._JSON.
        # Return the loaded JSON data.
        if self._JSON:
            return self._JSON
        # If no cached data found, get data and return + cache it.
        endpoint = "https://archive.org/wayback/available"
        headers = {"User-Agent": self.user_agent}
-        payload = {"url": "%s" % _cleaned_url(self.url)}
+        payload = {"url": "{url}".format(url=_cleaned_url(self.url))}
        response = _get_response(endpoint, params=payload, headers=headers)
-        return response.json()
+        self._JSON = response.json()
        return self._JSON
    @property
    def archive_url(self):
-        """
+        """Return the archive url.
        Returns any random archive for the instance.
        But if near, oldest, newest were used before
        then it returns the same archive again.
-        We cache archive in self._archive_url
+        return type : str
        """
        if self._archive_url:
@@ -118,34 +180,86 @@ class Url:
    @property
    def _timestamp(self):
-        self.timestamp = _ts(self.timestamp, self.JSON)
+        """Sets the value of self.timestamp if still not set.
-        return self.timestamp
+
        Return type : datetime.datetime
        """
        return _timestamp_manager(self.timestamp, self.JSON)
    def save(self):
-        """
+        """Saves/Archive the URL.
        To save a webpage on WayBack machine we
        need to send get request to https://web.archive.org/save/
        And to get the archive URL we are required to read the
        header of the API response.
-        _get_response() takes care of the get requests. It uses requests
+        _get_response() takes care of the get requests.
        package.
        _archive_url_parser() parses the archive from the header.
        return type : waybackpy.wrapper.Url
        """
        request_url = "https://web.archive.org/save/" + _cleaned_url(self.url)
        headers = {"User-Agent": self.user_agent}
-        response = _get_response(request_url, params=None, headers=headers)
+
-        self._archive_url = "https://" + _archive_url_parser(response.headers, self.url)
+        response = _get_response(
-        self.timestamp = datetime.utcnow()
+            request_url,
            params=None,
            headers=headers,
            backoff_factor=2,
            no_raise_on_redirects=True,
        )
        if not self.latest_version:
            self.latest_version = _latest_version("waybackpy", headers=headers)
        if response:
            res_headers = response.headers
        else:
            res_headers = "save redirected"
        self._archive_url = "https://" + _archive_url_parser(
            res_headers,
            self.url,
            latest_version=self.latest_version,
            instance=self,
            response=response,
        )
        m = re.search(
            r"https?://web.archive.org/web/([0-9]{14})/http", self._archive_url
        )
        str_ts = m.group(1)
        ts = datetime.strptime(str_ts, "%Y%m%d%H%M%S")
        now = datetime.utcnow()
        total_seconds = int((now - ts).total_seconds())
        if total_seconds > 60 * 3:
            self.cached_save = True
        self.timestamp = ts
        return self
    def get(self, url="", user_agent="", encoding=""):
-        """
+        """GET the source of archive or any other URL.
-        Return the source code of the last archived URL,
+
-        if no URL is passed to this method.
+        url : str, waybackpy.wrapper.Url
            The method will return the source code of
            this URL instead of last fetched archive.
        user_agent : str
            The user_agent for GET request to API
        encoding : str
            If user is using any other encoding that
            can't be detected by response.encoding
        Return the source code of the last fetched
        archive URL if no URL is passed to this method
        else it returns the source code of url passed.
        If encoding is not supplied, it is auto-detected
         from the response itself by requests package.
@@ -181,6 +295,27 @@ class Url:
        unix_timestamp=None,
    ):
        """
        Parameters
        ----------
        year : int
            Archive close to year
        month : int
            Archive close to month
        day : int
            Archive close to day
        hour : int
            Archive close to hour
        minute : int
            Archive close to minute
        unix_timestamp : str, float or int
            Archive close to this unix_timestamp
        Wayback Machine can have many archives of a webpage,
        sometimes we want archive close to a specific time.
@@ -203,7 +338,7 @@ class Url:
        """
        if unix_timestamp:
-            timestamp = _unix_ts_to_wayback_ts(unix_timestamp)
+            timestamp = _unix_timestamp_to_wayback_timestamp(unix_timestamp)
        else:
            now = datetime.utcnow().timetuple()
            timestamp = _wayback_timestamp(
@@ -216,15 +351,19 @@ class Url:
        endpoint = "https://archive.org/wayback/available"
        headers = {"User-Agent": self.user_agent}
-        payload = {"url": "%s" % _cleaned_url(self.url), "timestamp": timestamp}
+        payload = {
            "url": "{url}".format(url=_cleaned_url(self.url)),
            "timestamp": timestamp,
        }
        response = _get_response(endpoint, params=payload, headers=headers)
        data = response.json()
        if not data["archived_snapshots"]:
            raise WaybackError(
-                "Can not find archive for '%s' try later or use wayback.Url(url, user_agent).save() "
+                "Can not find archive for '{url}' try later or use wayback.Url(url, user_agent).save() "
-                "to create a new archive.\nAPI response:\n%s"
+                "to create a new archive.\nAPI response:\n{text}".format(
-                % (_cleaned_url(self.url), response.text)
+                    url=_cleaned_url(self.url), text=response.text
                )
            )
        archive_url = data["archived_snapshots"]["closest"]["url"]
        archive_url = archive_url.replace(
@@ -249,28 +388,45 @@ class Url:
        We simply pass the year in near() and return it.
        """
        return self.near(year=year)
    def newest(self):
-        """
+        """Return the newest Wayback Machine archive available.
        Return the newest Wayback Machine archive available for this URL.
-        We return the output of self.near() as it deafults to current utc time.
+        We return the return value of self.near() as it deafults to current UTC time.
        Due to Wayback Machine database lag, this may not always be the
        most recent archive.
        return type : waybackpy.wrapper.Url
        """
        return self.near()
    def total_archives(self, start_timestamp=None, end_timestamp=None):
-        """
+        """Returns the total number of archives for an URL
        Parameters
        ----------
        start_timestamp : str
            1 to 14 digit string of numbers, you are not required to
            pass a full 14 digit timestamp.
        end_timestamp : str
            1 to 14 digit string of numbers, you are not required to
            pass a full 14 digit timestamp.
        return type : int
        A webpage can have multiple archives on the wayback machine
        If someone wants to count the total number of archives of a
        webpage on wayback machine they can use this method.
        Returns the total number of Wayback Machine archives for the URL.
        Return type in integer.
        """
        cdx = Cdx(
@@ -279,71 +435,66 @@ class Url:
            start_timestamp=start_timestamp,
            end_timestamp=end_timestamp,
        )
        # cdx.snapshots() is generator not list.
        i = 0
        for _ in cdx.snapshots():
            i = i + 1
        return i
    def live_urls_finder(self, url):
        """
        This method is used to check if supplied url
        is >= 400.
        """
        try:
            response_code = requests.get(url).status_code
        except Exception:
            return  # we don't care if Exception
        # 200s are OK and 300s are usually redirects, if you don't want redirects replace 400 with 300
        if response_code >= 400:
            return
        self._alive_url_list.append(url)
    def known_urls(
-        self, alive=False, subdomain=False, start_timestamp=None, end_timestamp=None
+        self,
        subdomain=False,
        host=False,
        start_timestamp=None,
        end_timestamp=None,
        match_type="prefix",
    ):
-        """
+        """Yields known_urls URLs from the CDX API.
        Returns list of URLs known to exist for given domain name
        because these URLs were crawled by WayBack Machine spider.
        Useful for pen-testing.
        """
-        # Idea by Mohammed Diaa (https://github.com/mhmdiaa) from:
+        Parameters
-        # https://gist.github.com/mhmdiaa/adf6bff70142e5091792841d4b372050
+        ----------
-        url_list = []
+        subdomain : bool
            If True fetch subdomain URLs along with the host URLs.
        host : bool
            Only fetch host URLs.
        start_timestamp : str
            1 to 14 digit string of numbers, you are not required to
            pass a full 14 digit timestamp.
        end_timestamp : str
            1 to 14 digit string of numbers, you are not required to
            pass a full 14 digit timestamp.
        match_type : str
            One of  (exact, prefix, host and domain)
        return type : waybackpy.snapshot.CdxSnapshot
        Yields list of URLs known to exist for given input.
        Defaults to input URL as prefix.
        Based on:
        https://gist.github.com/mhmdiaa/adf6bff70142e5091792841d4b372050
        By Mohammed Diaa (https://github.com/mhmdiaa)
        """
        if subdomain:
-            cdx = Cdx(
+            match_type = "domain"
-                _cleaned_url(self.url),
+        if host:
-                user_agent=self.user_agent,
+            match_type = "host"
                start_timestamp=start_timestamp,
                end_timestamp=end_timestamp,
                match_type="domain",
                collapses=["urlkey"],
            )
        else:
            cdx = Cdx(
                _cleaned_url(self.url),
                user_agent=self.user_agent,
                start_timestamp=start_timestamp,
                end_timestamp=end_timestamp,
                match_type="host",
                collapses=["urlkey"],
            )
-        snapshots = cdx.snapshots()
+        cdx = Cdx(
            _cleaned_url(self.url),
            user_agent=self.user_agent,
            start_timestamp=start_timestamp,
            end_timestamp=end_timestamp,
            match_type=match_type,
            collapses=["urlkey"],
        )
-        url_list = []
+        for snapshot in cdx.snapshots():
-        for snapshot in snapshots:
+            yield (snapshot.original)
            url_list.append(snapshot.original)
        # Remove all deadURLs from url_list if alive=True
        if alive:
            with concurrent.futures.ThreadPoolExecutor() as executor:
                executor.map(self.live_urls_finder, url_list)
            url_list = self._alive_url_list
        return url_list
Author	SHA1	Message	Date
Akash Mahanty	5a9c861cad	v2.4.3 (#94 ) * 2.4.3 * 2.4.3	2021-04-02 10:41:59 +05:30
Akash Mahanty	dd1917c77e	added RedirectSaveError - for failed saves if the URL is a permanent … (#93 ) * added RedirectSaveError - for failed saves if the URL is a permanent redirect. * check if url is redirect before throwing exceptions, res.url is the redirect url if redirected at all * update tests and cli errors	2021-04-02 10:38:17 +05:30
Akash Mahanty	db8f902cff	Add doc strings (#90 ) * Added some docstrings in utils.py * renamed some func/meth to better names and added doc strings + lint * added more docstrings * more docstrings * improve docstrings * docstrings * added more docstrings, lint * fix import error	2021-01-26 11:56:03 +05:30
Akash Mahanty	88cda94c0b	v2.4.2 (#89 ) * v2.4.2 * v2.4.2	2021-01-24 17:03:35 +05:30
Akash Mahanty	09290f88d1	fix one more error	2021-01-24 16:58:53 +05:30
Akash Mahanty	e5835091c9	import re	2021-01-24 16:56:59 +05:30
Akash Mahanty	7312ed1f4f	set cached_save to True if archive older than 3 mins.	2021-01-24 16:53:36 +05:30
Akash Mahanty	6ae8f843d3	add --file to --known_urls	2021-01-24 16:15:11 +05:30
Akash Mahanty	36b936820b	known urls now yileds, more reliable. And save the file in chucks wrt to response. --file arg can be used to create output file, if --file not used no output will be saved in any file. (#88 )	2021-01-24 16:11:39 +05:30
Akash Mahanty	a3bc6aad2b	too much API usage by duplicate tests was causing too much tests failure	2021-01-23 21:08:21 +05:30
Akash Mahanty	edc2f63d93	Output valid JSON, dumps python dict. Make JSON valid.	2021-01-23 20:43:52 +05:30
Akash Mahanty	ffe0810b12	flag to check if the archive saved is 30 mins older or not	2021-01-16 12:06:08 +05:30
Akash Mahanty	40233eb115	improve code quality, remove unused imports, use system randomness etc	2021-01-16 11:35:13 +05:30
Akash Mahanty	d549d31421	improve save method, now we know that 302 errors indicates that wayback machine is archiving the URL and hasn't yet archived. We construct an artifical archive with the current UTC time and check for HTTP status code 20* or 30*. If we verify the archival, we return the artifical archive. The artificial archive will automatically point to the new archive or in best case will be the new archive after some time.	2021-01-16 10:47:43 +05:30
Akash Mahanty	0725163af8	mimify the logo, remove ugly old logos	2021-01-15 18:14:48 +05:30
Akash Mahanty	712471176b	better error messages(str), check latest version before asking for an upgrade and rm alive checking	2021-01-15 16:47:26 +05:30
Akash Mahanty	dcd7b03302	getting rid of c style str formatting, now using .format	2021-01-14 19:30:07 +05:30
Akash Mahanty	76205d9cf6	backoff_factor=2 for save, incr success by 25%	2021-01-13 10:13:16 +05:30
Akash Mahanty	ec0a0d04cc	+ dequeued0 dequeued0 (https://github.com/dequeued0) for reporting bugs and useful feature requests.	2021-01-12 10:52:41 +05:30