how to merge to dataframes in python code example

Example 1: 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)

Example 2: merge dataframe

In [46]: result = pd.merge(left, right, how="right", on=["key1", "key2"])