ezyquant.indicators.ta.TA.bb#

static TA.bb(close: DataFrame, window: int = 20, window_dev: int = 2, fillna: bool = False) → Tuple[DataFrame, DataFrame, DataFrame, DataFrame, DataFrame, DataFrame, DataFrame]#

Bollinger Bands.

Parameters:

  • close (pd.DataFrame) – dataset ‘Close’ dataframe.

  • window (int = 20) – n period.

  • window_dev (int = 2) – n factor standard deviation.

  • fillna (bool = False) – if True, fill nan values.

Returns:

Contains:

  • Bollinger Channel High Band

  • Bollinger Channel Indicator Crossing High Band (binary).

  • Bollinger Channel Low Band

  • Bollinger Channel Indicator Crossing Low Band (binary).

  • Bollinger Channel Middle Band

  • Bollinger Channel Percentage Band

  • Bollinger Channel Band Width

Return type:

Tuple[pd.DataFrame]