CategoricalIndex.is_integer()

Series.subtract(other, level=None, fill_value=None, axis=0)

Panel4D.to_clipboard(excel=None, sep=None, **kwargs)

Series.str.contains(pat, case=True, flags=0, na=nan, regex=True)

Series.str.find(sub, start=0, end=None)

Resampler.nunique(_method='nunique')

Panel.ne(other, axis=None)

Series.median(axis=None, skipna=None, level=None, numeric_only=None, **kwargs)

Series.mod(other, level=None, fill_value=None, axis=0)

DataFrame.nsmallest(n, columns, keep='first')