import pandas as pd

​

#initialize dataframe

df = pd.DataFrame({'a': [2, 4, 8, 5], 'b': [2, 0, 9, 7]})

​

#check if the values of df['a'] are in the range(3,6)

out = df['a'].isin(range(3,6))

​

#filter dataframe

filtered_df = df[out]

​

print('Original DataFrame\n-------------------\n',df)

print('\nFiltered DataFrame\n-------------------\n',filtered_df)