ghostfolio-nordnet-importer/main.py

108 lines
3.1 KiB
Python

import csv
import json
import pandas as pd
import re
from datetime import datetime
from argparse import ArgumentParser
parser = ArgumentParser()
parser.add_argument("-i", "--input", dest="input_filename",
help="Nordnet source file", metavar="INPUT")
parser.add_argument("-o", "--output", dest="output_filename",
help="Ghostfolio destination file", metavar="OUTPUT")
args = parser.parse_args()
dividend_expression_re = re.compile(r'(\d+\.?\d*?) ([A-Z]{3})')
NORDNET_ACCOUNT_ID="cae3d45f-53bc-4dee-83a4-4448b409f8b2"
format = "%Y-%m-%d"
data = {
'activities': []
}
splits = {
"NOVO B": {
"2023-09-20 00:00:00 UTC": 0.5
},
"NVDA": {
"2024-06-10 00:00:00 UTC": 0.1
}
}
symbol_translations = {
"NOVO B": "NOVO-B.CO",
"NOVO B.OLD": "NOVO-B.CO",
"Xtrackers MSCI Eur CDisc ESG Scr ETF 1C": "XZEC.DE"
}
# Date, Code, DataSource, Currency, Price, Quantity, Action, Free, Note
with open(args.input_filename, newline='', encoding="utf16") as csvfile:
df = pd.read_csv(csvfile, sep='\t', encoding='utf16', index_col=0)
for index, row in df.iterrows():
date = None
t_type = None
price = 0
try:
date = datetime.strptime(row['Handelsdag'], format)
except ValueError:
data = None
print("Failed parsing date")
price = str(row['Kurs']).replace('.', '')
price = price.replace(',', '.')
quantity = row['Antal']
fee = float(str(row['Samlede afgifter']).replace(',', '.'))
symbol = row['Værdipapirer']
currency = row['Valuta.3']
match row['Transaktionstype']:
case "KØBT":
t_type = "BUY"
case "SOLGT":
t_type = "SELL"
case "UDB.":
t_type = "DIVIDEND"
fee = 0
div = dividend_expression_re.findall(row['Transaktionstekst'])
price = div[0][0]
price = price.replace(',', '.')
currency = div[0][1]
case _:
continue
if symbol in splits and row['Transaktionstype'] != "UDB.":
key = list(splits[symbol].keys())[0]
if date.isoformat() < key:
ratio = splits[symbol][key]
price = float(price) * ratio;
quantity = float(quantity) * (1 / ratio);
if row['Valuta'] != row['Valuta.3'] and row['Transaktionstype'] != "UDB.":
fee = float(fee) / float(str(row['Vekslingskurs']).replace(',', '.'))
if symbol in symbol_translations:
symbol = symbol_translations[symbol]
data['activities'].append({
'accountId': NORDNET_ACCOUNT_ID,
'fee': fee,
'quantity': int(quantity),
'type': t_type,
'unitPrice': float(price),
'currency': currency,
'dataSource': 'YAHOO',
'date': date.isoformat(),
'symbol': symbol,
})
json_data = json.dumps(data)
f = open(args.output_filename, "w")
f.write(json_data)
f.close()