<gh_stars>1000+
from .tools import add_constant, categorical
from statsmodels.tools._testing import PytestTester

__all__ = ['test', 'add_constant', 'categorical']

test = PytestTester()

from .tools import add_constant, categorical
from statsmodels.tools._testing import PytestTester

__all__ = ['test', 'add_constant', 'categorical']

test = PytestTester()