how to sort dataframe based on one column code example

Example 1: sort a dataframe by a column valuepython

>>> df.sort_values(by=['col1'])
    col1 col2 col3
0   A    2    0
1   A    1    1
2   B    9    9
5   C    4    3
4   D    7    2
3   NaN  8    4

Example 2: sort dataframe by column

df.sort_values(by='col1', ascending=False)

Example 3: python sort dataframe by one column

#following is example of sorting by the column "2" in descending order
final_df = df.sort_values(by=['2'], ascending=False)

Example 4: sort dataframe by column

df.sort_values(by='col1', ascending=False, na_position='first', inplace=True)