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

Sorting by column in pandas

# Python, Pandas
# Sorting dataframe df on the values of a column col1

# Return sorted array without modifying the original one
df.sort_values(by=["col1"]) 

# Sort the original array permanently
df.sort_values(by=["col1"], inplace = True)

Sort by dataframe

DataFrame.sort_values(self, by, axis=0, ascending=True,
                      inplace=False, kind='quicksort',
                      na_position='last',
                      ignore_index=False)

# Example
df.sort_values(by=['ColToSortBy'])

Pandas sort columns by name

df = df.reindex(sorted(df.columns), axis=1)

Source: stackoverflow.com

Sort dataframe by column

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

Similar codes

0 vote235 views1 answer
Comment voir les requêtes SQL brutes exécutées par Django?
Python Django
1 vote207 views1 answer
Django filter text first character upper case
Python
5 votes191 views1 answer
Del vs remove python
Python
0 vote212 views1 answer
Generating datafraoms using specific row values
Python
3 votes227 views1 answer
Print decimal formatting in python
Python
3 votes202 views2 answers
Apply lambda function to multiple columns pandas
Python
13 votes226 views6 answers
Discord.py assign role
Python
-1 vote214 views1 answer
Can only use .dt accessor with datetimelike values
Python
60 votes210 views6 answers
How to use virtual environment python
Python
77 votes210 views6 answers
Reverse a string python
Python