Benjamin_Loison/BNP_PDF_statement_parser
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Correctly make all transactions match current balance

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This commit is contained in:
Benjamin Loison 2024-10-04 02:04:55 +02:00
parent e19132c33f
commit db18d88f35
Signed by: Benjamin_Loison
SSH Key Fingerprint: SHA256:BtnEgYTlHdOg1u+RmYcDE0mnfz1rhv5dSbQ2gyxW8B8
2 changed files with 13 additions and 38 deletions
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27
bnp_pdf_statement_parser.py
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@ -12,12 +12,10 @@ PATH = f'/home/benjamin/Desktop/bens_folder/bazaar/documents/bnp/bank_statements
os.chdir(PATH)
PRINT_TRANSACTIONS = True
PRINT_TRANSACTIONS = False
MAIN_BANK_ACCOUNT = 'compte_de_cheques'
debits = []
credits_ = []
allTransactions = []
monthlyTransactions = {}
@ -34,13 +32,10 @@ for folder in os.listdir():
for file in os.listdir(folder):
filePath = f'{folder}/{file}'
print(filePath)
#print(readPdfBankStatement(filePath))
#exit(0)
transactions = readPdfBankStatement(filePath)[3]
pprint(transactions)
appendTransactions(transactions, folder)
#exit(1)
os.chdir(f'{MAIN_BANK_ACCOUNT}/')
for folder in sorted(os.listdir()):
@ -54,22 +49,20 @@ for folder in sorted(os.listdir()):
#break
#break
exit(1)
allTransactions.sort(key = operator.itemgetter('date'))
print(len(allTransactions))
pprint(allTransactions)
#pprint(allTransactions)
amount = X_XXX.XX
for transaction in allTransactions:
if transaction['bank account'] == MAIN_BANK_ACCOUNT:
amount += transaction['amount']
print(transaction['date'], amount, transaction['amount'])
print(amount)
sortedMonths = sorted(monthlyTransactions.keys())
#pprint(sortedMonths)
# debit or credit?
totalMonthlyCredits = []
totalMonthlyDebits = []
totalMonthlyDifferences = []
#totalMonthlyDebits = [[ for transaction in monthlyTransactions[month]] for month in sortedMonths]
for month in sortedMonths:
#for transaction in monthlyTransactions[month]:
currentMonthlyTransactions = monthlyTransactions[month]
monthlyCredits = []
totalMonthlyDifferences = [sum([transaction['amount'] for transaction in monthlyTransactions[month]]) for month in sortedMonths]
fig, ax = plt.subplots()
plt.title('Monthly debits and credits')

24
utils.py
View File

@ -2,8 +2,8 @@ import subprocess
from datetime import datetime
import re
# Source: [the Stack Overflow answer 766377](https://stackoverflow.com/a/766377)
FIRST_LINE_OF_PAYMENT_REGEX = re.compile('\\ +(\\d{2}\\.\\d{2})\\ +([A-Z\\d /.()*]+?)\\ +(\\d{2}\\.\\d{2})\\ +([\\d ]+,\\d{2})')
# For not-greedy `?`, see Source: [the Stack Overflow answer 766377](https://stackoverflow.com/a/766377)
FIRST_LINE_OF_PAYMENT_REGEX = re.compile('\\ +(\\d{2}\\.\\d{2})\\ +([A-Z\\d /.()*\\-,]+?)\\ +(\\d{2}\\.\\d{2})\\ +([\\d ]+,\\d{2})')
END_PAGE_AFTER_THE_FIRST_ONE_REGEX = re.compile(' +RELEVE ((DE (COMPTE (CHEQUES|D\'EPARGNE LOGEMENT|LEP))|LIVRET (A|JEUNE))|LIVRET DEV. DURABLE ET SOLIDAIRE) +P\\. \\d+/\\d+')
SOLDE_CREDITEUR_AU_REGEX = re.compile('\\ +SOLDE CREDITEUR AU (\\d{2}\\.\\d{2}\\.\\d{4})\\ +([\\d ]+,\\d{2})')
TOTAL_DES_OPERATIONS_REGEX = re.compile('\\ +TOTAL\\ DES\\ OPERATIONS\\ +([\\d ]+,\\d{2})\\ +([\\d ]+,\\d{2})')
@ -17,7 +17,6 @@ def getTextFromPdf(pdfPath):
return execute(['pdftotext', '-layout', pdfPath, '-'])
def getDatetimeFromFileName(aDatetimeStr):
#aDatetime = datetime.strptime(aDatetimeStr, '%Y%m%d.pdf')
aDatetime = datetime(int(aDatetimeStr[:4]), int(aDatetimeStr[4:6]), 1)
return aDatetime
@ -60,19 +59,12 @@ def readPdfBankStatement(filePath):
getIndex = lambda line, type_: line.index(type_) + len(type_)
debitIndex = getIndex(line, 'Débit')
creditIndex = getIndex(line, 'Crédit')
#print(f'{line.index("Débit") + len("Débit")=}')
#print(f'{line.index("Crédit") + len("Crédit")=}')
if soldeCrediteurAuRegexMatch is not None or (COLUMNS_HEADER.match(line) is not None and not firstPage):
if soldeCrediteurAuRegexMatch is not None:
initialDate = datetime.strptime(soldeCrediteurAuRegexMatch.group(1), '%d.%m.%Y')
initialAmount = toFloat(soldeCrediteurAuRegexMatch.group(2))
print(f'{initialAmount=}')
#currentAmount = initialAmount
'''
else:
print(f'{line.index("Débit")=}')
print(f'{line.index("Crédit")=}')
'''
started = True
continue
else:
@ -83,7 +75,6 @@ def readPdfBankStatement(filePath):
continue
# We aren't interested in the content after this line
else:
#print('hey', line)
totalDesOperationsRegexMatch = TOTAL_DES_OPERATIONS_REGEX.match(line)
totalDesOperationsCreditOnlyRegexMatch = TOTAL_DES_OPERATIONS_CREDIT_ONLY_REGEX.match(line)
if totalDesOperationsRegexMatch is not None or totalDesOperationsCreditOnlyRegexMatch is not None:
@ -99,7 +90,6 @@ def readPdfBankStatement(filePath):
break
firstLineOfPaymentRegexMatch = FIRST_LINE_OF_PAYMENT_REGEX.match(line)
if firstLineOfPaymentRegexMatch is not None:
#print(line)
if date is not None:
transactions += [{
'date': getDateFollowing(date, initialDate),
@ -108,19 +98,15 @@ def readPdfBankStatement(filePath):
#'currentAmount': currentAmount,
'comment': '\n'.join(comment)
}]
#print('index', lastIndex(line, ' '))
#print(f'!{line}!')
#print(amount, len(line))
date = None
date, firstCommentLine, valeur, amount = firstLineOfPaymentRegexMatch.groups()
lineLen = len(line)
amount = toFloat(amount)
if abs(debitIndex - lineLen) < abs(creditIndex - lineLen):
amount *= -1
#currentAmount -= amount
#currentAmount += amount
comment = [firstCommentLine]
elif line != '':
#print(f'comment: {line}')
comment += [line.strip()]
if date is not None:
transactions += [{
@ -131,7 +117,3 @@ def readPdfBankStatement(filePath):
'comment': '\n'.join(comment)
}]
return initialAmount, totalMonthlyDebit, totalMonthlyCredit, transactions, fileDatetime
def lastIndex(myStr, character):
index = myStr[::-1].index(character)
return len(myStr) - index - 1