def test_normality(self):
     """Test function test_normality."""
     # List / 1D array
     normality(x, alpha=.05)
     normality(x.tolist(), method='normaltest', alpha=.05)
     # Pandas DataFrame
     df_nan_piv = df_nan.pivot(index='Subject',
                               columns='Time',
                               values='Scores')
     normality(df_nan_piv)  # Wide-format dataframe
     normality(df_nan_piv['August'])  # pandas Series
     # The line below is disabled because test fails on python 3.5
     # assert stats_piv.equals(normality(df_nan, group='Time', dv='Scores'))
     normality(df_nan, group='Group', dv='Scores', method='normaltest')
 def test_normality(self):
     """Test function test_normality."""
     normality(x, alpha=.05)
     normality(x, y, alpha=.05)