bbands

Calculate the Bollinger Bands for a given symbol.

Syntax

Fields

Description

symbol(str)

Symbol to perform calculation on. Defaults to the first symbol in watchlist

period(int)

Period of BBands. Defaults to 14

interval(str)

Interval to perform the calculation. Defaults to interval of algorithm

ref(str)

'close', 'open', 'high', or 'low'. Defaults to 'close'

dev(float)

Standard deviation of the bands. Defaults to 1.0

prices(list)

When specified, this function will use the values provided in the list to perform calculations and ignore other parameters. Defaults to None

def bbands(
    self,
    symbol: str = None,
    period: int = 14,
    interval: Interval = None,
    ref: str = "close",
    dev: float = 1.0,
    prices=None,
) -> Tuple[np.array, np.array, np.array]:

Returns

Returns a tuple of NumPy arrays containing the Bollinger Bands top, average, and bottom values.

Raises