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title, description
title description
bbands OpenBB SDK Function

import Tabs from '@theme/Tabs'; import TabItem from '@theme/TabItem';

bbands

Calculate Bollinger Bands

Source Code: [link]

openbb.ta.bbands(data: pd.DataFrame, window: int = 15, n_std: float = 2, mamode: str = "ema")

Parameters

Name Type Description Default Optional
data pd.DataFrame Dataframe of ohlc prices None False
window int Length of window to calculate BB 15 True
n_std float Number of standard deviations to show 2 True
mamode str Method of calculating average ema True

Returns

Type Description
pd.DataFrame Dataframe of bollinger band data

Plots bollinger bands

Source Code: [link]

openbb.ta.bbands_chart(data: pd.DataFrame, symbol: str = "", window: int = 15, n_std: float = 2, mamode: str = "sma", export: str = "", external_axes: Optional[List[matplotlib.axes._axes.Axes]] = None)

Parameters

Name Type Description Default Optional
data pd.DataFrame Dataframe of ohlc prices None False
symbol str Ticker symbol True
window int Length of window to calculate BB 15 True
n_std float Number of standard deviations to show 2 True
mamode str Method of calculating average sma True
export str Format of export file True
external_axes Optional[List[plt.Axes]] External axes (1 axis is expected in the list), by default None None True

Returns

This function does not return anything