Volatility

polars_ta.ta.volatility

Functions:

Name	Description
ATR
NATR	Notes
TRANGE	Notes

ATR(high: Expr, low: Expr, close: Expr, timeperiod: int = 14) -> Expr

NATR(high: Expr, low: Expr, close: Expr, timeperiod: int = 14) -> Expr

Notes

talib.ATR multiples another 100

talib.ATR版相当于多乘了100

TRANGE(high: Expr, low: Expr, close: Expr) -> Expr

Notes

the 0-th position is x rather than nan in talib

第0位置为max(x,nan,nan)=x,比talib多一个值