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How can I make pandas dataframe column headers all lowercase?
...e(3,0,-1), 'C':list('abc')})
>>> data
A B C
0 0 3 a
1 1 2 b
2 2 1 c
>>> data.columns = map(str.lower, data.columns)
>>> data
a b c
0 0 3 a
1 1 2 b
2 2 1 c
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edited Jan 13 '12 at 19:52
eykanal
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answered Dec 19 '08 at 15:20
Paul TomblinPaul Tomblin
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