pandas.Index.to_series#
- Index.to_series(index=None, name=None)[source]#
Create a Series with both index and values equal to the index keys.
Useful with map for returning an indexer based on an index.
- Parameters
- indexIndex, optional
Index of resulting Series. If None, defaults to original index.
- namestr, optional
Name of resulting Series. If None, defaults to name of original index.
- Returns
- Series
The dtype will be based on the type of the Index values.
See also
Index.to_frame
Convert an Index to a DataFrame.
Series.to_frame
Convert Series to DataFrame.
Examples
>>> idx = pd.Index(['Ant', 'Bear', 'Cow'], name='animal')
By default, the original Index and original name is reused.
>>> idx.to_series() animal Ant Ant Bear Bear Cow Cow Name: animal, dtype: object
To enforce a new Index, specify new labels to
index
:>>> idx.to_series(index=[0, 1, 2]) 0 Ant 1 Bear 2 Cow Name: animal, dtype: object
To override the name of the resulting column, specify name:
>>> idx.to_series(name='zoo') animal Ant Ant Bear Bear Cow Cow Name: zoo, dtype: object