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cache ticker-data per pair

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fixes bug in telegram which shows very high ROI percentage
This commit is contained in:
Matthias Voppichler 2018-03-15 23:13:58 +01:00
parent ce243a04b3
commit afcb15c8fa
1 changed files with 4 additions and 4 deletions
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8
freqtrade/exchange/__init__.py
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@ -200,10 +200,10 @@ def get_ticker(pair: str, refresh: Optional[bool] = True) -> dict:
global _TICKER_CACHE global _TICKER_CACHE
try: try:
if not refresh: if not refresh:
if _TICKER_CACHE: if _TICKER_CACHE and pair in _TICKER_CACHE:
return _TICKER_CACHE return _TICKER_CACHE[pair]
_TICKER_CACHE = _API.fetch_ticker(pair) _TICKER_CACHE[pair] = _API.fetch_ticker(pair)
return _TICKER_CACHE return _TICKER_CACHE[pair]
except ccxt.NetworkError as e: except ccxt.NetworkError as e:
raise NetworkException( raise NetworkException(
'Could not load tickers due to networking error. Message: {}'.format(e) 'Could not load tickers due to networking error. Message: {}'.format(e)