Pandas dataframe sort by column

Sort dataframe by column

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

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

Source: pandas.pydata.org

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

Source: pandas.pydata.org

How to sort in pandas

// Single sort 
>>> df.sort_values(by=['col1'],ascending=False)
// ascending => [False(reverse order) & True(default)]
// Multiple Sort
>>> df.sort_values(by=['col1','col2'],ascending=[True,False])
// with apply() 
>>> df[['col1','col2']].apply(sorted,axis=1)
// axis = [1 & 0], 1 = 'columns', 0 = 'index'

Dataframe, sort by columns

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

Source: stackoverflow.com

Pandas dataframe sort by column

df.sort_values(by=['col1])

Similar codes

142 votes207 views6 answers
Write to file python
Python
0 vote195 views1 answer
Python r squared
Python
0 vote234 views1 answer
Can't use "pyimage2" as iconphoto
Python
1 vote183 views1 answer
Python import from other folder outside folder
Python
2 votes254 views1 answer
Python ftplib get list of directories
Python
0 vote401 views1 answer
Modules django
Python
6 votes220 views3 answers
Python counting dictionary
Python
19 votes188 views5 answers
List to dictionary
Python
0 vote181 views1 answer
"api_view" is not definedPylance
Python
0 vote177 views1 answer
Get py version
Python