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REF: Minor typing annotation fixes with new mypy

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Kernc
2021-12-12 18:57:32 +01:00
parent 8b36a6b8cf
commit e7981c7585
1 changed files with 4 additions and 4 deletions
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8
backtesting/_util.py
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@@ -1,5 +1,5 @@
import warnings
from typing import Dict, List, Optional, Sequence, Union
from typing import Dict, List, Optional, Sequence, Union, cast
from numbers import Number
import numpy as np
@@ -153,14 +153,14 @@ class _Data:
@property
def pip(self) -> float:
if self.__pip is None:
self.__pip = 10**-np.median([len(s.partition('.')[-1])
for s in self.__arrays['Close'].astype(str)])
self.__pip = float(10**-np.median([len(s.partition('.')[-1])
for s in self.__arrays['Close'].astype(str)]))
return self.__pip
def __get_array(self, key) -> _Array:
arr = self.__cache.get(key)
if arr is None:
arr = self.__cache[key] = self.__arrays[key][:self.__i]
arr = self.__cache[key] = cast(_Array, self.__arrays[key][:self.__i])
return arr
@property