Pandas change column order

Pandas reorder columns

# setting up a dummy dataframe
raw_data = {'name': ['Willard Morris', 'Al Jennings', 'Omar Mullins', 'Spencer McDaniel'],
        'age': [20, 19, 22, 21],
        'favorite_color': ['blue', 'red', 'yellow', "green"],
        'grade': [88, 92, 95, 70]}
df = pd.DataFrame(raw_data, index = ['Willard Morris', 'Al Jennings', 'Omar Mullins', 'Spencer McDaniel'])
df

#now 'age' will appear at the end of our df
df = df[['favorite_color','grade','name','age']]
df.head()

How to change the column order in pandas dataframe

df = df.reindex(columns=column_names)

Source: kite.com

Python more order of columns

In [7]: cols = df.columns.tolist()
In [8]: cols
Out[8]: [0L, 1L, 2L, 3L, 4L, 'mean']

In [12]: cols = cols[-1:] + cols[:-1]

In [13]: cols
Out[13]: ['mean', 0L, 1L, 2L, 3L, 4L]
  
In [14]: df = df[cols]

Source: stackoverflow.com

Pandas reorder columns

# Get column list in ['item1','item2','item3'] format 
df.columns
# [0]output: 
Index(['item1','item2','item3'], dtype='object')

# Copy just the list portion of the output and rearrange the columns 
cols = ['item3','item1','item2']

# Resave dataframe using new column order
df = df[cols]

Python change column order in dataframe

cols = df.columns.tolist()
cols = cols[-1:] + cols[:-1] #bring last element to 1st position
df = df.reindex(cols, axis=1)

Pandas change column order

frame = frame[['column I want first', 'column I want second'...etc.]]

-1

Source: stackoverflow.com

Similar codes

0 vote324 views1 answer
Py urllib download foto
Python
0 vote412 views1 answer
How to send image to template thats not in static flask
Python Flask
0 vote347 views1 answer
Temp variable python
Python
-1 vote294 views1 answer
Taking hour information from time in pandas
Python
5 votes314 views4 answers
Matplotlib space between subplots
Python
0 vote373 views1 answer
Python child class init
Python
2 votes311 views1 answer
Creating a 50 day and 100 day moving average python
Python
0 vote318 views1 answer
Python r squared
Python
4 votes347 views2 answers
How to disable help command discord.py
Python
10 votes311 views6 answers
Dich
Python