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

Another way would be to merge on the index values:

df = T1.reset_index().merge(T2.reset_index(), left_index=True, right_index=True, how='left)