def validate_integer(field_name, value):
if not isinstance(value, int):
raise exceptions.FieldError(
"Should be an integer field",
field=field_name,
value=value,
)
def validate_category(self, value):
if value not in self.Category:
raise exceptions.FieldError(
"`category` must be one of %s, got: " %
[c for c in self.Category],
field='category',
value=value,
)
def validate_varchar(field_name, value, max_length):
if not (isinstance(value, str) and len(value) <= max_length):
raise exceptions.FieldError(
"Should be a string of length <= {max_length}".format(
max_length=max_length, ),
field=field_name,
value=value,
)
def deserialize_slot(self, key, value):
if (key in self.ENUM_SLOTS) and (value is not None):
try:
value = self.ENUM_SLOTS[key](value)
except ValueError as e:
raise exceptions.FieldError(
"Invalid value for enum slot",
field=key,
value=value,
) from e
return value
def _validate_slot(key, value, verify_class):
try:
_verify_slot_type(value, verify_class)
except TypeError as e:
raise exceptions.FieldError(
"Should be an instance of {should_be} not {is_now}".format(
should_be=verify_class,
is_now=type(value),
),
field=key,
value=value,
) from e
def deserialize_verify_list(key, value, verify_key, verify_class):
if key == verify_key:
try:
for v in value:
_validate_slot(key, v, verify_class)
except TypeError as e:
raise exceptions.FieldError(
"Should be a list of {verify_class}".format(
verify_class=verify_class, ),
field=key,
value=value,
) from e
return value
def validate_stringval(self, value):
if not isinstance(value, str):
raise exceptions.FieldError()