Answers for "replace row values from multiple columns python"

3

replace multiple values in pandas column

df = pd.DataFrame({'a':['Small', 'Medium', 'High']})

In [22]: df
Out[22]: 
        a
0   Small
1  Medium
2    High

[3 rows x 1 columns]

df.replace({'a' : { 'Medium' : 2, 'Small' : 1, 'High' : 3 }})
Posted by: Guest on October-05-2020
0

pandas changing multiple values in a column

mapping_dict = {
    'Android': 'Android',
    'Chrome OS': 'Chrome OS',
    'Linux': 'Linux',
    'Mac OS': 'macOS',
    'No OS': 'No OS',
    'Windows': 'Windows',
    'macOS': 'macOS'
}

laptops['os'] = laptops['os'].map(mapping_dict)
print(my_series)
Posted by: Guest on July-25-2021

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