statsmodels.genmod.qif.QIF.from_formula

classmethod QIF.from_formula(formula, groups, data, subset=None, *args, **kwargs)[source]

Create a QIF model instance from a formula and dataframe.

Parameters:

  • formula (str or generic Formula object) – The formula specifying the model

  • groups (array_like or string) – Array of grouping labels. If a string, this is the name of a variable in data that contains the grouping labels.

  • data (array_like) – The data for the model.

  • subset (array_like) – An array_like object of booleans, integers, or index values that indicate the subset of the data to used when fitting the model.

Returns:

model

Return type:

QIF model instance