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

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'])

Dataframe sort by column

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

Source: stackoverflow.com

Similar codes

1 vote143 views1 answer
Tqdm parallel
Python
1 vote137 views1 answer
Brz: ERROR: TypeError: a bytes-like object is required, not 'str'
Python
1 vote180 views2 answers
Simple flask hello world
Python Flask
34 votes138 views3 answers
How to install pyaudio in python
Python
2 votes143 views1 answer
Python argparse ignore unrecognized arguments
Python
0 vote163 views1 answer
Django check user admin
Python Django
1 vote130 views1 answer
Pandas print first column
Python
2 votes142 views2 answers
How to store object in file python
Python
3 votes111 views2 answers
Django favicon
Python Django
-1 vote162 views1 answer
Django queryset count
Python Django