Absolute value for column in Python

by

Use pandas.DataFrame.abs().

import pandas as pd

df = pd.DataFrame(data={'count':[1, -1, 2, -2, 3, -3]})

df['count'] = df['count'].abs()

print(df)
   count
#0      1
#1      1
#2      2
#3      2
#4      3
#5      3

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