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csvc.py
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#!/usr/bin/env python3
# http://homebank.free.fr/help/06csvformat.html
import os
from decimal import Decimal
from datetime import datetime
import glob
PAYMODES = ["None", # 0
"Credit Card", # 1
"Check", # 2
"Cash", # 3
"Transfer", # 4
"Internal Transfer", # 5
"Debit Card", # 6
"Standing Order", # 7
"Electronic Payment", # 8
"Deposit", # 9
"FI Fees"] # 10
PAYMODE_NONE = 0
PAYMODE_CREDIT_CARD = 1
PAYMODE_CASH = 3
PAYMODE_INTERNAL_TRANSFER = 5
PAYMODE_EINZUG = 8
PAYMODE_FEE = 10
OUTPUT_FOLDER = "output_data"
def split_line(line):
"""returns a list csv elements"""
# it removes semicolons from the end of the line first
# print("%r" % line.strip(";").split(";"))
return list(map(lambda x: x.strip('"'), line.strip(";\n").split(";")))
def get_data(line, assert_type=None, convert=lambda x: x):
csv_type, value = split_line(line)
if assert_type:
assert csv_type == assert_type
return convert(value)
def to_string(value):
return value
def to_decimal(value):
if " " in value:
value, _ = value.split(" ", 1)
# values greater than 1000 have a thousand separator e.g. 1.250,34
if "." in value:
value = value.replace(".", "")
return Decimal(value.replace(",", "."))
def to_date(value):
return datetime.strptime(value, "%d.%m.%Y")
def get_string_until(astr, break_chars=" 123456780,;.-", valid_char=lambda x: True):
ret = []
for char in astr:
if valid_char(char) and char not in break_chars:
ret.append(char)
else:
break
return "".join(ret)
def guess_paymode(payee, description, default=PAYMODE_NONE):
if payee in ("HVB", "STADTSPARKASSE", "AUSZAHLUNG", "Einzahlung"):
return PAYMODE_INTERNAL_TRANSFER
if payee == "DKB":
return PAYMODE_FEE
return default
def guess_payee(description):
name = get_string_until(description)
if name == "":
return "DKB"
return name.upper()
def guess_category(payee, description, last_catergory=""):
if payee == "WEBFACTION":
return "Homepage:webfaction"
if payee == "GH":
return "Homepage:github"
elif payee == "DB":
return "Travel:Train"
elif payee == "GOOGLE":
if "Music" in description:
return "Multimedia:Music"
elif payee == "HABENZINSENZ":
return "Vermögenseinkommen:Zinsen"
elif payee == "DKB":
if "für Auslandseinsatz" in description:
return last_catergory or "Transaction Fee"
elif "HUMBLE" in payee:
return "hobby:games"
return ""
def convert_csv(csv_filename):
csv_fh = open(csv_filename, encoding="latin-1")
account_type, account_info = split_line(csv_fh.readline())
if account_type == "Kreditkarte:":
it = get_transactions_visadkb(csv_fh)
von, bis = next(it)
fn = OUTPUT_FOLDER + os.path.sep + "dkbvisa_%s-%s_%s.csv" % (account_info[:4], von.strftime("%y%m%d"), bis.strftime("%y%m%d"))
with open(fn, "w") as fh:
# fh.write(Transaction.csv_head)
for transaction in it:
fh.write(transaction.to_csv())
elif account_type == "Kontonummer:":
it = get_transactions_girodkb(csv_fh)
von, bis = next(it)
fn = OUTPUT_FOLDER + os.path.sep + "dkbgiro_%s-%s_%s.csv" % (account_info[:22], von.strftime("%y%m%d"), bis.strftime("%y%m%d"))
with open(fn, "w") as fh:
# fh.write(Transaction.csv_head)
for transaction in it:
fh.write(transaction.to_csv())
else:
print("Unknown Accounttype")
def convert_folder(input_csv_folder):
csv_files = glob.glob(input_csv_folder + os.path.sep + "*.csv", recursive=True)
if not os.path.isdir(OUTPUT_FOLDER):
os.mkdir(OUTPUT_FOLDER)
for csv in csv_files:
convert_csv(csv)
class Transaction(object):
csv_head = "date;paymode;info;payee;description;amount;category;tags\n"
def __init__(self, date, amount, **kw):
# date ; paymode ; info ; payee ; description ; amount ; category
self.date = date
self.paymode = kw.get('paymode', PAYMODE_NONE)
self.info = kw.get('info', "")
self.payee = kw.get('payee', "Unknown")
self.description = kw.get('description', "")
self.amount = amount
self.category = kw.get('category', "")
self.tags = kw.get('tags', "")
def get_csv_date(self):
return self.date.strftime("%d-%m-%y")
def get_csv_paymode(self):
return str(self.paymode)
def get_csv_info(self):
return self.info
def get_csv_payee(self):
return self.payee
def get_csv_description(self):
return self.description
def get_csv_amount(self):
return "%.2f" % self.amount
def get_csv_category(self):
return self.category
def get_csv_tags(self):
return self.tags
def to_csv(self):
data = ["date", "paymode", "info", "payee", "description", "amount", "category", "tags"]
return "%s\n" % ";".join(map(lambda x: getattr(self, "get_csv_%s" % x)(), data))
# 1 "Kreditkarte:";"4998************ Kreditkarte";
# 2
# 3 "Von:";"27.12.2012";
# 4 "Bis:";"04.01.2013";
# 5 "Saldo:";"11266.89 EUR";
# 6 "Datum:";"04.01.2013";
# 7
# 8 "Umsatz abgerechnet";"Wertstellung";"Belegdatum";"Beschreibung";"Betrag (EUR)";"Ursprünglicher Betrag";;
# 9 "Nein";"04.01.2013";"03.01.2013";"Amazon EUAMAZON.DE";"-27,77";"";
VISA_DESC = '"Umsatz abgerechnet";"Wertstellung";"Belegdatum";"Beschreibung";"Betrag (EUR)";"Ursprünglicher Betrag";\n'
def get_transactions_visadkb(csv_fh):
assert csv_fh.readline() == '\n'
von = get_data(csv_fh.readline(), assert_type="Von:", convert=to_date)
bis = get_data(csv_fh.readline(), assert_type="Bis:", convert=to_date)
saldo = get_data(csv_fh.readline(), assert_type="Saldo:")
datum = get_data(csv_fh.readline(), assert_type="Datum:")
assert csv_fh.readline() == '\n'
visa_desc = csv_fh.readline()
assert visa_desc == VISA_DESC, "\n%r\n%r" % (visa_desc, VISA_DESC)
yield (von, bis)
last_catergory = ""
for line in csv_fh:
wertstellung, beschreibung, betrag = get_dkbvisa_transaction(line)
payee = guess_payee(beschreibung)
category = guess_category(payee, beschreibung, last_catergory=last_catergory)
paymode = guess_paymode(payee, beschreibung, default=PAYMODE_CREDIT_CARD)
t = Transaction(date=wertstellung, amount=betrag, description=beschreibung,
payee=payee, category=category, paymode=paymode, tags="")
yield t
# print(t.to_csv())
def get_dkbvisa_transaction(line):
convert_l = [to_date, to_string, to_decimal]
_, wertstellung, _, beschreibung, betrag, urspruenglich = split_line(line)
if urspruenglich:
beschreibung += " ursprünglich %s" % urspruenglich
return list(map(lambda x: x[0](x[1]), zip(convert_l, [wertstellung, beschreibung, betrag])))
# 1 "Kontonummer:";"12774055 / Internet-Konto";
# 2
# 3 "Von:";"27.12.2012";
# 4 "Bis:";"04.01.2013";
# 5 "Kontostand vom:";"500,00";
# 6
# 7 "Buchungstag";"Wertstellung";"Buchungstext";"Auftraggeber/Begünstigter";"Verwendungszweck";"Kontonummer";"BLZ";"Betrag (EUR)";
# 7a "Buchungstag";"Wertstellung";"Buchungstext";"Auftraggeber / Begünstigter";"Verwendungszweck";"Kontonummer";"BLZ";"Betrag (EUR)";"Gläubiger-ID";"Mandatsreferenz";"Kundenreferenz";
# 8 "04.01.2013";"04.01.2013";"LASTSCHRIFT";"AZ REAL ESTATE GERMANY";"X X 01.01.13-31.01.13-GM WOHNEN 01.01.13-31.01.13-VZ BK 01.01.13-31.01.13-VZ HK X ";"905001200";"60080000";"-1.091,00";
# 8a "18.03.2016";"19.03.2016";"Kartenzahlung/-abrechnung";"RAIFFEISEN-WARENGENOSSENSCHAFT//JAMELN/DE / Raiff-Wa-Ge eG Jameln";"2016-03-17T11:32:01 Karte0 2018-12";"DE01234567890456776651";"GENODEF3PER";"-22,82";"";"";"75036123456789234566787665";
GIRO_DESC = '"Buchungstag";"Wertstellung";"Buchungstext";"Auftraggeber / Begünstigter";"Verwendungszweck";"Kontonummer";"BLZ";"Betrag (EUR)";"Gläubiger-ID";"Mandatsreferenz";"Kundenreferenz";\n'
def get_transactions_girodkb(csv_fh):
assert csv_fh.readline() == '\n'
von = get_data(csv_fh.readline(), assert_type="Von:", convert=to_date)
bis = get_data(csv_fh.readline(), assert_type="Bis:", convert=to_date)
saldo = get_data(csv_fh.readline(), assert_type="Kontostand vom:")
assert csv_fh.readline() == '\n'
giro_desc = csv_fh.readline()
assert giro_desc == GIRO_DESC, "\n%r\n%r" % (giro_desc, VISA_DESC)
yield (von, bis)
last_catergory = ""
for line in csv_fh:
wertstellung, payee, beschreibung, betrag = get_dkbgiro_transaction(line)
# payee = guess_payee(beschreibung)
payee = payee.upper()
category = guess_category(payee, beschreibung, last_catergory=last_catergory)
paymode = guess_paymode(payee, beschreibung, default=PAYMODE_CREDIT_CARD)
t = Transaction(date=wertstellung, amount=betrag, description=beschreibung,
payee=payee, category=category, paymode=paymode, tags="")
yield t
# print(t.to_csv())
def get_dkbgiro_transaction(line):
convert_l = [to_date, to_string, to_string, to_decimal]
_, wertstellung, _, auftraggeber, verwendungszweck, _, _, betrag, _, _, _ = split_line(line)
return list(map(lambda x: x[0](x[1]), zip(convert_l, [wertstellung, auftraggeber, verwendungszweck, betrag])))
# Column list (OUTPUT file):
# date ; paymode ; info ; payee ; description ; amount ; category ; tags
# Values:
# date => format should be DD-MM-YY
# mode => from 0=none to 10=FI fee
# info => a string
# payee => a payee name
# description => a string
# amount => a number with a '.' as decimal separator, ex: -24.12 or 36.75
# category => a full category name (category, or category:subcategory)
# tags => tags separated by space tag is mandatory since v4.5
if __name__ == "__main__":
convert_folder("input_data")