sandbox.regression.try_ols_anova.data2proddummy()

statsmodels.sandbox.regression.try_ols_anova.data2proddummy

statsmodels.sandbox.regression.try_ols_anova.data2proddummy(x) [source]

creates product dummy variables from 2 columns of 2d array

drops last dummy variable, but not from each category singular with simple dummy variable but not with constant

quickly written, no safeguards