Pandas merge two datasets with same number of rows

Question

I have two tables with same number of rows (second table is computed from first one by processing of text inside T1). I have both of them stored as pandas dataframe. T2 is no co

Answer 1

You need reset_index() before concat for default indices:

df = pd.concat([T1.reset_index(drop=True),T2.reset_index(drop=Tru‌​e)], axis=1)