how to sort pandas dataframe by column code example

Example 1: sort dataframe by column

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

Example 2: df sort values

>>> df.sort_values(by=['col1'], ascending = False)
    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 3: df.sort_values(by='col1',asending=True)

>>> df.sort_values(by='col1', ascending=False)
  col1  col2  col3 col4
4    D     7     2    e
5    C     4     3    F
2    B     9     9    c
0    A     2     0    a
1    A     1     1    B
3  NaN     8     4    D

Example 4: dataframe, sort by columns

final_df = df.sort_values(by=['2'], ascending=False)

Example 5: dataframe sort by column

sorted = df.sort_values('column-to-sort-on', ascending=False)
#or
df.sort_values('name', inplace=True)