merge two or more columns with diferent names pandas code example
Example 1: merge two columns name in one header pandas
df['A'] = df[a_cols].apply(' '.join, axis=1)
Example 2: pandas merge two columns from different dataframes
#suppose you have two dataframes df1 and df2, and
#you need to merge them along the column id
df_merge_col = pd.merge(df1, df2, on='id')