kojiromike commented on a change in pull request #933: URL: https://github.com/apache/avro/pull/933#discussion_r470674857
########## File path: lang/py/avro/errors.py ########## @@ -0,0 +1,79 @@ +#!/usr/bin/env python + +## +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +import json + + +class AvroException(Exception): + """The base class for exceptions in avro.""" + + +class SchemaParseException(AvroException): + """Raised when a schema failed to parse.""" + + +class InvalidName(SchemaParseException): + """User attempted to parse a schema with an invalid name.""" + + +class AvroWarning(UserWarning): + """Base class for warnings.""" + + +class IgnoredLogicalType(AvroWarning): + """Warnings for unknown or invalid logical types.""" + + +class AvroTypeException(AvroException): + """Raised when datum is not an example of schema.""" + def __init__(self, expected_schema, datum): + pretty_expected = json.dumps(json.loads(str(expected_schema)), indent=2) + fail_msg = "The datum {} is not an example of the schema {}".format(datum, pretty_expected) + super(AvroTypeException, self).__init__(fail_msg) + + +class SchemaResolutionException(AvroException): + def __init__(self, fail_msg, writers_schema=None, readers_schema=None): + pretty_writers = json.dumps(json.loads(str(writers_schema)), indent=2) + pretty_readers = json.dumps(json.loads(str(readers_schema)), indent=2) + if writers_schema: + fail_msg += "\nWriter's Schema: {}".format(pretty_writers) + if readers_schema: + fail_msg += "\nReader's Schema: {}".format(pretty_readers) + super(AvroException, self).__init__(fail_msg) + + +class DataFileException(AvroException): + """Raised when there's a problem reading or writing file object containers.""" + + +class AvroRemoteException(AvroException): + """Raised when an error message is sent by an Avro requestor or responder.""" + + +class ConnectionClosedException(AvroException): + """Raised when attempting IPC on a closed connection.""" + + +class ProtocolParseException(AvroException): + """Raised when a protocol failed to parse.""" + + +class AvroError(RuntimeError, AvroException): Review comment: Renamed to `UsageError`, since we're already in the namespace of avro. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
