import pandas as pd

col_names =  ['Name', 'Age']
df  = pd.DataFrame(columns = col_names)

df['Name'] = ['Sai','Kim','Tim']
df['Age']  = [22, 25, 32]

print('Original Data Frame')
print(df)

temp_list = []

for each in df['Age']:
  temp_list = each + 1


df['Age'] = temp_list

print('\nNew Data Frame')
print(df)