Create variables percNumbersInEmailUser, hasNumberInEmailUser and emailUserCharQty

emailUserCharQty.py

# Import libraries
import pandas as pd
import numpy as np
from functions import aux_functions

# Calculate character qty in e-mail user
hardbounce_2['emailUserCharQty'] = hardbounce_2['email'].apply(lambda x : len(aux_functions.getEmailUser(x)))

percNumbersInEmailUser.py

# Import libraries
import pandas as pd
import numpy as np
from functions import aux_functions

# Compute percentage of numbers in username
hardbounce_2['percNumbersInEmailUser'] = hardbounce['email'].apply(aux_functions.getEmailUser).apply(aux_functions.percentageNumberInStr)

# Create dummy indicating if username has numbers
hardbounce_2['hasNumberInEmailUser'] = hardbounce_2['percNumbersInEmailUser'].apply(lambda x : 1 if x > 0 else 0)

aux_functions.freqTable(
    [hardbounce_2["hasNumberInEmailUser"]]
    ,[hardbounce_2["flgHardBounce_n"]]
    ,True
    ,"index"
)