how to merge two dataframes in pandas with same column names code example

Example 1: merge two dataframes based on column

df_outer = pd.merge(df1, df2, on='id', how='outer')

df_outer

Example 2: merge two dataframes with common columns

import pandas as pd
pd.merge(df1, df2, on="movie_title")

Example 3: merge two columns name in one header pandas

df['A'] = df[a_cols].apply(' '.join, axis=1)

Example 4: merge two dataframes with common columns

dfinal = df1.merge(df2, how='inner', left_on='movie_title', right_on='movie_name')