python - Convert column of date objects in Pandas DataFrame to strings

Question

How to convert a column consisting of datetime64 objects to a strings that would read 01-11-2013 for today's date of November 1.

I have tried

df['DateStr'] = df['DateObj'].strftime('%d%m%Y')

but I get this error

AttributeError: 'Series' object has no attribute 'strftime'

Answer 1

As of version 17.0, you can format with the dt accessor:

df['DateStr'] = df['DateObj'].dt.strftime('%d%m%Y')