DatetimeIndex.insert(loc, item)

CategoricalIndex.ndim return the number of dimensions of the underlying data, by definition 1

Panel4D.skew(axis=None, skipna=None, level=None, numeric_only=None, **kwargs)

TimedeltaIndex.holds_integer()

DataFrameGroupBy.count()

DataFrame.style Property returning a Styler object containing methods for building a styled HTML representation fo

MultiIndex.to_native_types(slicer=None, **kwargs)

DataFrame.select_dtypes(include=None, exclude=None)

DataFrame.plot.kde(**kwds)

Panel4D.rtruediv(other, axis=0)