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Use 3.9+ annots

async_hist_loading
Tyler Goodlet 2022-02-22 18:16:12 -05:00
parent 11d4ebd0b5
commit 786ffde4e6
1 changed files with 3 additions and 3 deletions
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6
piker/data/_source.py
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@ -17,7 +17,7 @@
"""
numpy data source coversion helpers.
"""
from typing import Dict, Any, List
from typing import Any
import decimal
import numpy as np
@ -103,13 +103,13 @@ class Symbol(BaseModel):
lot_tick_size: float # "volume" precision as min step value
tick_size_digits: int
lot_size_digits: int
broker_info: Dict[str, Dict[str, Any]] = {}
broker_info: dict[str, dict[str, Any]] = {}
# specifies a "class" of financial instrument
# ex. stock, futer, option, bond etc.
@property
def brokers(self) -> List[str]:
def brokers(self) -> list[str]:
return list(self.broker_info.keys())
def nearest_tick(self, value: float) -> float: