# Python, Pandas
# Sorting dataframe
# sort by one column
df.sort_values(by=['col1'])
# sort by more columns
df.sort_values(by=['col1', 'col2'])
# defaut values
# DataFrame.sort_values(by, axis=0, ascending=True, inplace=False, kind='quicksort', na_position='last', ignore_index=False, key=None)