DOC: Documentation says Series.items(), Series.iteritems() are equivalent to DataFrame.items(), but they're not.
Documentation says `Series.items()`, `Series.iteritems()` are equivalent to `DataFrame.items()` for DataFrames, but they're not. Instead, they are equivalent to `DataFrame.iterrows()`

https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.items.html

https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.iteritems.html

https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.items.html

https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.iterrows.html