def dict_field(data, field=None, required=True):
field_data = _field(data, field, required)
if field_data is None:
return None
if not isinstance(field_data, dict):
raise ValidationError('参数错误, %s需要是dict类型' % field)
return field_data
def date_field(data, field=None, required=True):
field_data = _field(data, field, required)
try:
return datetime_help.parse_date(field_data) if (field_data
is not None) else None
except:
raise ValidationError('参数错误, %s需要是ISO_8601格式的日期字符串' % field)
def bool_field(data, field=None, required=True):
field_data = _field(data, field, required)
if str(field_data).lower() == 'true':
return True
if str(field_data).lower() == 'false':
return False
raise ValidationError('参数错误, %s需要是bool类型' % field)
def _field(data, field=None, required=True):
data = {} if data is None else data
field_data = data.get(field) if field else data
if required and field_data is None:
raise ValidationError('参数错误, %s为必填参数' % field)
if data is None:
return None
return field_data
def float_field(data, field=None, required=True):
field_data = _field(data, field, required)
try:
return float(field_data) if (field_data is not None) else None
except:
raise ValidationError('参数错误, %s需要是float类型' % field)
def validate(self):
if not self.validate_data.get('user_id'):
raise ValidationError('user_id不能为空')
return self.validate_data