      (validate_ipv46_address, '1:2', ValidationError),
      (validate_ipv46_address, '::zzz', ValidationError),
      (validate_ipv46_address, '12345::', ValidationError),
  
      (validate_comma_separated_integer_list, '1', None),
      (validate_comma_separated_integer_list, '12', None),
      (validate_comma_separated_integer_list, '1,2', None),
      (validate_comma_separated_integer_list, '1,2,3', None),
      (validate_comma_separated_integer_list, '10,32', None),
  
 
</s>
    # Leading zeros are forbidden to avoid ambiguity with the octal notation.
    (validate_ipv46_address, '000.000.000.000', ValidationError),
    (validate_ipv46_address, '016.016.016.016', ValidationError),
    (validate_ipv46_address, '192.168.000.001', ValidationError),
    (validate_ipv46_address, '01.2.3.4', ValidationError),
    (validate_ipv46_address, '01.2.3.4', ValidationError),
    (validate_ipv46_address, '1.02.3.4', ValidationError),
    (validate_ipv46_address, '1.2.03.4', ValidationError),
    (validate_ipv46_address, '1.2.3.04', ValidationError),

      (validate_ipv46_address, '1:2', ValidationError),
      (validate_ipv46_address, '::zzz', ValidationError),
      (validate_ipv46_address, '12345::', ValidationError),
  
    # Leading zeros are forbidden to avoid ambiguity with the octal notation.
    (validate_ipv46_address, '000.000.000.000', ValidationError),
    (validate_ipv46_address, '016.016.016.016', ValidationError),
    (validate_ipv46_address, '192.168.000.001', ValidationError),
    (validate_ipv46_address, '01.2.3.4', ValidationError),
    (validate_ipv46_address, '01.2.3.4', ValidationError),
    (validate_ipv46_address, '1.02.3.4', ValidationError),
    (validate_ipv46_address, '1.2.03.4', ValidationError),
    (validate_ipv46_address, '1.2.3.04', ValidationError),

      (validate_comma_separated_integer_list, '1', None),
      (validate_comma_separated_integer_list, '12', None),
      (validate_comma_separated_integer_list, '1,2', None),
      (validate_comma_separated_integer_list, '1,2,3', None),
      (validate_comma_separated_integer_list, '10,32', None),
  
keep keep keep add keep keep keep keep keep keep
 Fixed CVE-2021-33571 -- Prevented leading zeros in IPv4 addresses.

validate_ipv4_address() was affected only on Python < 3.9.5, see [1].
URLValidator() uses a regular expressions and it was affected on all
Python versions.

[1] https://bugs.python.org/issue36384
tests/validators/tests.py