read_csv with names arg not implicitly setting header=None · Issue #2459 · pandas-dev/pandas (original) (raw)

>>> pandas.read_csv(StringIO('1,2'), names=['a', 'b'])
Empty DataFrame
Columns: [a, b]
Index: []
>>> pandas.read_csv(StringIO('1,2'), names=['a', 'b'], header=None)
   a  b
0  1  2