unallowed value None for nullable=True

[lucas03]

Used Cerberus version / latest commit: cerberus-1.2

• I have the capacity to improve the docs when my problem is solved.
• I have the capacity to submit a patch when a bug is identified.

---

Use-case abstract

Nullable is ignored

Support request / Bug report

In [1]: from cerberus import Validator

In [2]: client_schema = {'client': {
   ...:         'type': 'string',
   ...:         'nullable': True,
   ...:         'required': False,
   ...:         'allowed': ['browser', 'app', 'app_ios', 'app_android'],
   ...:     },
   ...: }

In [3]: client_body = {'client': None}

In [4]: v = Validator(client_schema)

In [5]: v.validate(client_body)
Out[5]: False

In [6]: v.errors
Out[6]: {'client': ['unallowed value None']}

[funkyfuture]

well, but allowed isn't ignored and does its job. add None to its constraint and everything is good.

[lucas03]

:) thanks 👍