3-code-block-python-marshmallow.py

try:
    user_schema = UserSchema().load({
        'id': 12345,
        'name': 'Rafael de Oliveira Marques',
        'nick': 'cebion',
        'email': 'rafaelomarques@gmail.com'
    })

except ValidationError as validation_err:
    pprint.pprint(validation_err.messages)
    pprint.pprint(validation_err.valid_data)
    
# Bad data
# {'id': ['Not a valid UUID.']}
# Good data
# {'email': 'rafaelomarques@gmail.com',
#  'name': 'Rafael de Oliveira Marques',
#  'nick': 'cebion'}