statsmodels.genmod.qif.QIF.from_formula¶
method
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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 : QIF model instance