Python rest_framework.serializers 模块，EmailField() 实例源码

def __init__(self, *args, **kwargs):
        serializers.ModelSerializer.__init__(self, *args, **kwargs)
        queryset = models.PersonEmail.objects.all()
        try:
            pk = self.context['view'].kwargs['pk']
        except KeyError:
            pk = None
        if pk is not None:
            try:
                queryset = queryset.exclude(person__id=pk)
            except ValueError:
                queryset = queryset.exclude(person__nb_id=pk)

        self.fields['address'] = serializers.EmailField(
            max_length=254,
            validators=[UniqueValidator(queryset=queryset)])

def invite_email_validator(email):
  try:
    validate_email(email)
  except ValidationError as e:
    return True # we let serializers.EmailField validation handle invalid emails

  try:
    User.objects.get(email=email)
  except User.DoesNotExist:
    raise serializers.ValidationError("This user is not valid.")

def test_should_email_convert_string():
    assert_conversion(serializers.EmailField, graphene.String)

def __init__(self, allow_extra):
        class Model(serializers.Serializer):
            id = serializers.IntegerField()
            client_name = serializers.CharField(max_length=255)
            sort_index = serializers.FloatField()
            # client_email = serializers.EmailField(required=False, allow_null=True)
            client_phone = serializers.CharField(max_length=255, required=False, allow_null=True)

            class Location(serializers.Serializer):
                latitude = serializers.FloatField(required=False, allow_null=True)
                longitude = serializers.FloatField(required=False, allow_null=True)
            location = Location(required=False, allow_null=True)

            contractor = serializers.IntegerField(required=False, allow_null=True, min_value=0)
            upstream_http_referrer = serializers.CharField(max_length=1023, required=False, allow_null=True)
            grecaptcha_response = serializers.CharField(min_length=20, max_length=1000)
            last_updated = serializers.DateTimeField(required=False, allow_null=True)

            class Skill(serializers.Serializer):
                subject = serializers.CharField()
                subject_id = serializers.IntegerField()
                category = serializers.CharField()
                qual_level = serializers.CharField()
                qual_level_id = serializers.IntegerField()
                qual_level_ranking = serializers.FloatField(default=0)
            skills = serializers.ListField(child=Skill())

        self.allow_extra = allow_extra  # unused
        self.serializer = Model