packages/vaex-core/vaex/dataframe.py
def is_masked(self, column):
        '''Return if a column is a masked (numpy.ma) column.'''
        column = _ensure_string_from_expression(column)
        if column in self.columns:
            return np.ma.isMaskedArray(self.columns[column])
        return False
def is_masked(self, column):
        '''Return if a column is a masked (numpy.ma) column.'''
        column = _ensure_string_from_expression(column)
        if column in self.columns:
            return np.ma.isMaskedArray(self.columns[column])
        return False
Return if a column is a masked (numpy.ma) column.