| # |
| # 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 |
| # |
| # http://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. |
| # |
| |
| """Python Dataflow error classes.""" |
| |
| # pytype: skip-file |
| |
| |
| class BeamError(Exception): |
| """Base class for all Beam errors.""" |
| |
| |
| class PipelineError(BeamError): |
| """An error in the pipeline object (e.g. a PValue not linked to it).""" |
| |
| |
| class PValueError(BeamError): |
| """An error related to a PValue object (e.g. value is not computed).""" |
| |
| |
| class RunnerError(BeamError): |
| """An error related to a Runner object (e.g. cannot find a runner to run).""" |
| |
| |
| class RuntimeValueProviderError(RuntimeError): |
| """An error related to a ValueProvider object raised during runtime.""" |
| |
| |
| class SideInputError(BeamError): |
| """An error related to a side input to a parallel Do operation.""" |
| |
| |
| class TransformError(BeamError): |
| """An error related to a PTransform object.""" |