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python change rename value in column

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Nisrina Hasna Ritonga answered on May 30, 2021 Popularity 6/10 Helpfulness 4/10

answer python change rename value in column

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python change rename value in column

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df['column name'] = df['column name'].replace(['1st old value','2nd old  value',...],['1st new value','2nd new value',...])

Popularity 6/10 Helpfulness 4/10 Language python

Source: datatofish.com

Tags: python

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Contributed on Oct 19 2022

Nisrina Hasna Ritonga

0 Answers Avg Quality 2/10

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how to rename values in a column python

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In [11]: df['n'].replace({'a': 'x', 'b': 'y', 'c': 'w', 'd': 'z'})
Out[11]: 
0    z
1    x
2    y
3    w
4    w
5    x
6    z
7    y
Name: n, dtype: object

In [12]: df['n'] = df['n'].replace({'a': 'x', 'b': 'y', 'c': 'w', 'd': 'z'})

Popularity 8/10 Helpfulness 6/10 Language python

Source: stackoverflow.com

Tags: python

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Contributed on Aug 17 2022

Quaint Quetzal

0 Answers Avg Quality 2/10

pandas rename column values

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df['col_name'] = df['col_name'].str.replace('G', '1')

Popularity 6/10 Helpfulness 5/10 Language python

Source: stackoverflow.com

Tags: pandas python rename re

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Contributed on Oct 12 2022

Chris P.

0 Answers Avg Quality 2/10

rename one dataframe column python in inplace

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import pandas as pd

d1 = {'Name': ['Pankaj', 'Lisa', 'David'], 'ID': [1, 2, 3], 'Role': ['CEO', 'Editor', 'Author']}

df = pd.DataFrame(d1)

print('Source DataFrame:\n', df)

df.rename(index={0: '#0', 1: '#1', 2: '#2'}, columns={'Name': 'EmpName', 'ID': 'EmpID', 'Role': 'EmpRole'}, inplace=True)

print('Source DataFrame:\n', df)

Popularity 10/10 Helpfulness 3/10 Language python

Source: www.journaldev.com

Tags: dataframe data

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Contributed on May 30 2021

Talented Tarantula

0 Answers Avg Quality 2/10

python change rename value in column

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