forbidden = ('.', ' ', ',')
something = input('Input something: ')
for i in forbidden:
something.replace(i, '')
print(i)
print(something)
Zm9yYmlkZGVuID0gKCcuJywgJyAnLCAnLCcpCnNvbWV0aGluZyA9IGlucHV0KCdJbnB1dCBzb21ldGhpbmc6ICcpCmZvciBpIGluIGZvcmJpZGRlbjoKICAgIHNvbWV0aGluZy5yZXBsYWNlKGksICcnKQogICAgcHJpbnQoaSkKcHJpbnQoc29tZXRoaW5nKQ==