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import collections
import pprint
import textwrap
from jsonschema import _utils
from jsonschema.compat import PY3, iteritems
_unset = _utils.Unset()
class _Error(Exception):
def __init__(
self, message, validator=_unset, path=(), cause=None, context=(),
validator_value=_unset, instance=_unset, schema=_unset, schema_path=(),
):
self.message = message
self.path = collections.deque(path)
self.schema_path = collections.deque(schema_path)
self.context = list(context)
self.cause = self.__cause__ = cause
self.validator = validator
self.validator_value = validator_value
self.instance = instance
self.schema = schema
@classmethod
def create_from(cls, other):
return cls(
message=other.message,
cause=other.cause,
context=other.context,
path=other.path,
schema_path=other.schema_path,
validator=other.validator,
validator_value=other.validator_value,
instance=other.instance,
schema=other.schema,
)
def _set(self, **kwargs):
for k, v in iteritems(kwargs):
if getattr(self, k) is _unset:
setattr(self, k, v)
def __repr__(self):
return "<%s: %r>" % (self.__class__.__name__, self.message)
def __str__(self):
return unicode(self).encode("utf-8")
def __unicode__(self):
if _unset in (
self.validator, self.validator_value, self.instance, self.schema,
):
return self.message
path = _utils.format_as_index(self.path)
schema_path = _utils.format_as_index(list(self.schema_path)[:-1])
pschema = pprint.pformat(self.schema, width=72)
pinstance = pprint.pformat(self.instance, width=72)
return self.message + textwrap.dedent("""
Failed validating %r in schema%s:
%s
On instance%s:
%s
""".rstrip()
) % (
self.validator,
schema_path,
_utils.indent(pschema),
path,
_utils.indent(pinstance),
)
if PY3:
__str__ = __unicode__
class ValidationError(_Error):
pass
class SchemaError(_Error):
pass
class RefResolutionError(Exception):
pass
class UnknownType(Exception):
pass
class FormatError(Exception):
def __init__(self, message, cause=None):
super(FormatError, self).__init__(message, cause)
self.message = message
self.cause = self.__cause__ = cause
def __str__(self):
return self.message.encode("utf-8")
def __unicode__(self):
return self.message
if PY3:
__str__ = __unicode__
|
