X-Git-Url: https://git.immae.eu/?p=perso%2FImmae%2FProjets%2FCryptomonnaies%2FCryptoportfolio%2FTrader.git;a=blobdiff_plain;f=portfolio.py;h=554b34f090b8d179fead2742c8280f2100ded3bd;hp=0f2c011fb4063e2a5f50fb4afb878d2f7573d40e;hb=ada1b5f109ebaa6f3adb7cd87b007c6db891811c;hpb=a18ce2f16973155c81f983643aba675f62dea7af diff --git a/portfolio.py b/portfolio.py index 0f2c011..554b34f 100644 --- a/portfolio.py +++ b/portfolio.py @@ -1,87 +1,10 @@ -import time -from datetime import datetime, timedelta +from datetime import datetime from decimal import Decimal as D, ROUND_DOWN -from json import JSONDecodeError -from simplejson.errors import JSONDecodeError as SimpleJSONDecodeError from ccxt import ExchangeError, InsufficientFunds, ExchangeNotAvailable, InvalidOrder, OrderNotCached, OrderNotFound from retry import retry -import requests # FIXME: correctly handle web call timeouts -class Portfolio: - URL = "https://cryptoportfolio.io/wp-content/uploads/portfolio/json/cryptoportfolio.json" - liquidities = {} - data = None - last_date = None - - @classmethod - def wait_for_recent(cls, market, delta=4): - cls.repartition(market, refetch=True) - while cls.last_date is None or datetime.now() - cls.last_date > timedelta(delta): - time.sleep(30) - market.report.print_log("Attempt to fetch up-to-date cryptoportfolio") - cls.repartition(market, refetch=True) - - @classmethod - def repartition(cls, market, liquidity="medium", refetch=False): - cls.parse_cryptoportfolio(market, refetch=refetch) - liquidities = cls.liquidities[liquidity] - return liquidities[cls.last_date] - - @classmethod - def get_cryptoportfolio(cls, market): - try: - r = requests.get(cls.URL) - market.report.log_http_request(r.request.method, - r.request.url, r.request.body, r.request.headers, r) - except Exception as e: - market.report.log_error("get_cryptoportfolio", exception=e) - return - try: - cls.data = r.json(parse_int=D, parse_float=D) - except (JSONDecodeError, SimpleJSONDecodeError): - cls.data = None - - @classmethod - def parse_cryptoportfolio(cls, market, refetch=False): - if refetch or cls.data is None: - cls.get_cryptoportfolio(market) - - def filter_weights(weight_hash): - if weight_hash[1][0] == 0: - return False - if weight_hash[0] == "_row": - return False - return True - - def clean_weights(i): - def clean_weights_(h): - if h[0].endswith("s"): - return [h[0][0:-1], (h[1][i], "short")] - else: - return [h[0], (h[1][i], "long")] - return clean_weights_ - - def parse_weights(portfolio_hash): - weights_hash = portfolio_hash["weights"] - weights = {} - for i in range(len(weights_hash["_row"])): - date = datetime.strptime(weights_hash["_row"][i], "%Y-%m-%d") - weights[date] = dict(filter( - filter_weights, - map(clean_weights(i), weights_hash.items()))) - return weights - - high_liquidity = parse_weights(cls.data["portfolio_1"]) - medium_liquidity = parse_weights(cls.data["portfolio_2"]) - - cls.liquidities = { - "medium": medium_liquidity, - "high": high_liquidity, - } - cls.last_date = max(max(medium_liquidity.keys()), max(high_liquidity.keys())) - class Computation: computations = { "default": lambda x, y: x[y],