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

4 votes82 views2 answers
How to remove all elements from dictionary python
Python
0 vote165 views2 answers
Flask api abort
Python Flask
0 vote198 views2 answers
Install python in centos7
Python
0 vote117 views1 answer
Scrapy create project
Python
186 votes197 views6 answers
Pip upgrade command
Python
0 vote124 views1 answer
Lag function in pandas
Python
2 votes122 views4 answers
How to count special values in data in python
Python
12 votes122 views4 answers
How to print list without brackets python
Python
0 vote110 views1 answer
Move all files in directory with shutils
Python
0 vote116 views2 answers
Rename keys in dictionary python
Python