Answers for "pandas combine two dataframes"

combine two dataframe in pandas

# Stack the DataFrames on top of each other
vertical_stack = pd.concat([survey_sub, survey_sub_last10], axis=0)

# Place the DataFrames side by side
horizontal_stack = pd.concat([survey_sub, survey_sub_last10], axis=1)

how to merge two column pandas

DataFrame["new_column"] = DataFrame["column1"] + DataFrame["column2"]