Library "moving_average"
moving_average: moving average variants
variant(string, series, simple) variant: moving average variants
Parameters:
string: type: type in ["SMA", "EMA", "DEMA", "TEMA", "WMA", "VWMA", "SMMA", "HullMA", "TMA", "SSMA"]
series: float src: the source series of moving average
simple: int len: the length of moving average
Returns: float: the moving average variant value