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

60 votes110 views6 answers
Python remove duplicates
Python
0 vote137 views1 answer
Matplotlib draw line between subplots
Python
3 votes129 views2 answers
AttributeError: module 'tensorflow' has no attribute 'placeholder'
Python
0 vote112 views1 answer
Cv2 get framerete video
Python
30 votes131 views2 answers
How do i limit decimals to only two decimals in python
Python
1 vote142 views2 answers
Django password hashing
Python
0 vote127 views1 answer
Bar chart with x-ticks
Python
0 vote127 views1 answer
How to output index of list python without braquets
Python
0 vote125 views1 answer
Python remove table widget numbers
Python
1 vote114 views1 answer
Import status in django rest framework
Python