DataFrame.combine(other, func, fill_value=None, overwrite=True)

DataFrame.to_hdf(path_or_buf, key, **kwargs)

DataFrame.icol(i)

DataFrame.rmod(other, axis='columns', level=None, fill_value=None)

DataFrame.mad(axis=None, skipna=None, level=None)

DataFrame.to_dense()

DataFrame.get_ftype_counts()

DataFrame.shape Return a tuple representing the dimensionality of the DataFrame.

DataFrame.asfreq(freq, method=None, how=None, normalize=False)

DataFrame.interpolate(method='linear', axis=0, limit=None, inplace=False, limit_direction='forward', downcast=None, **kwargs)