Table Of Contents

Frame rename_columns


rename_columns(self, names)

Rename columns

Parameters:

names : dict

Dictionary of old names to new names.

Examples

Start with a frame with columns Black and White.

>>> print my_frame.schema
[(u'Black', <type 'unicode'>), (u'White', <type 'unicode'>)]

Rename the columns to Mercury and Venus:

>>> my_frame.rename_columns({"Black": "Mercury", "White": "Venus"})
>>> print my_frame.schema
[(u'Mercury', <type 'unicode'>), (u'Venus', <type 'unicode'>)]