'Randomly multiply or divide a pandas column by 2

I have a pandas dataframe with a column with integers that I would like to randomly divide or multiply. The result would look like this:

col_1   new_col         
2       1
2       1
4       8
4       2
4       8
4       8

pandas dataframe

Solution 1:^[1]

`np.random.choice`

df['new_col'] = df['col_1'] * np.random.choice([2, 1/2], len(df))

Sources

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Source: Stack Overflow

Solution	Source
Solution 1	Shubham Sharma