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Path	Synopsis
beam Package beam is an implementation of the Apache Beam (https://beam.apache.org) programming model in Go.	Package beam is an implementation of the Apache Beam (https://beam.apache.org) programming model in Go.
artifact Package artifact contains utilities for staging and retrieving artifacts.	Package artifact contains utilities for staging and retrieving artifacts.
artifact/gcsproxy Package gcsproxy contains artifact staging and retrieval servers backed by GCS.	Package gcsproxy contains artifact staging and retrieval servers backed by GCS.
core/funcx Package funcx contains functions and types used to perform type analysis of Beam functions.	Package funcx contains functions and types used to perform type analysis of Beam functions.
core/graph Package graph is the internal representation of the Beam execution plan.	Package graph is the internal representation of the Beam execution plan.
core/graph/coder Package coder contains coder representation and utilities.	Package coder contains coder representation and utilities.
core/graph/mtime Package mtime contains a millisecond representation of time.	Package mtime contains a millisecond representation of time.
core/graph/window Package window contains window representation, windowing strategies and utilities.	Package window contains window representation, windowing strategies and utilities.
core/metrics Package metrics implements the Beam metrics API, described at http://s.apache.org/beam-metrics-api Metrics in the Beam model are uniquely identified by a namespace, a name, and the PTransform context in which they are used.	Package metrics implements the Beam metrics API, described at http://s.apache.org/beam-metrics-api Metrics in the Beam model are uniquely identified by a namespace, a name, and the PTransform context in which they are used.
core/runtime Package runtime contains runtime hooks and utilities for pipeline options and type registration.	Package runtime contains runtime hooks and utilities for pipeline options and type registration.
core/runtime/coderx Package coderx contains primitive coders.	Package coderx contains primitive coders.
core/runtime/exec Package exec contains runtime plan representation and execution.	Package exec contains runtime plan representation and execution.
core/runtime/exec/optimized Package optimized contains type-specialized shims for faster execution.	Package optimized contains type-specialized shims for faster execution.
core/runtime/graphx Package graphx provides facilities to help with the serialization of pipelines into a serializable graph structure suitable for the worker.	Package graphx provides facilities to help with the serialization of pipelines into a serializable graph structure suitable for the worker.
core/runtime/graphx/v1 Package v1 is a generated protocol buffer package.	Package v1 is a generated protocol buffer package.
core/runtime/harness Package harness implements the SDK side of the Beam FnAPI.	Package harness implements the SDK side of the Beam FnAPI.
core/runtime/harness/init Package init contains the harness initialization code defined by the FnAPI.	Package init contains the harness initialization code defined by the FnAPI.
core/runtime/harness/session Package session is a generated protocol buffer package.	Package session is a generated protocol buffer package.
core/typex Package typex contains full type representation and utilities for type checking.	Package typex contains full type representation and utilities for type checking.
core/util/dot Package dot produces DOT graphs from Beam graph representations.	Package dot produces DOT graphs from Beam graph representations.
core/util/hooks Package hooks allows runners to tailor execution of the worker harness.	Package hooks allows runners to tailor execution of the worker harness.
core/util/ioutilx Package ioutilx contains additional io utilities.	Package ioutilx contains additional io utilities.
core/util/protox Package protox contains utilities for working with protobufs.	Package protox contains utilities for working with protobufs.
core/util/reflectx Package reflectx contains a set of reflection utilities and well-known types.	Package reflectx contains a set of reflection utilities and well-known types.
core/util/stringx Package stringx contains utilities for working with strings.	Package stringx contains utilities for working with strings.
core/util/symtab Package symtab allows reading low-level symbol information from the symbol table.	Package symtab allows reading low-level symbol information from the symbol table.
io/bigqueryio Package bigqueryio provides transformations and utilities to interact with Google BigQuery.	Package bigqueryio provides transformations and utilities to interact with Google BigQuery.
io/datastoreio Package datastoreio provides transformations and utilities to interact with Google Datastore.	Package datastoreio provides transformations and utilities to interact with Google Datastore.
io/filesystem Package filesystem contains an extensible file system abstraction.	Package filesystem contains an extensible file system abstraction.
io/filesystem/gcs Package gcs contains a Google Cloud Storage (GCS) implementation of the Beam file system.	Package gcs contains a Google Cloud Storage (GCS) implementation of the Beam file system.
io/filesystem/local Package local contains a local file implementation of the Beam file system.	Package local contains a local file implementation of the Beam file system.
io/filesystem/memfs Package memfs contains a in-memory Beam filesystem.	Package memfs contains a in-memory Beam filesystem.
io/pubsubio Package pubsubio provides access to PubSub on Dataflow streaming.	Package pubsubio provides access to PubSub on Dataflow streaming.
io/pubsubio/v1 Package v1 is a generated protocol buffer package.	Package v1 is a generated protocol buffer package.
io/textio Package textio contains transforms for reading and writing text files.	Package textio contains transforms for reading and writing text files.
log Package log contains a re-targetable context-aware logging system.	Package log contains a re-targetable context-aware logging system.
model Package model contains the portable Beam model contracts.	Package model contains the portable Beam model contracts.
model/fnexecution_v1
model/jobmanagement_v1
model/pipeline_v1
options/gcpopts Package gcpopts contains shared options for Google Cloud Platform.	Package gcpopts contains shared options for Google Cloud Platform.
options/jobopts Package jobopts contains shared options for job submission.	Package jobopts contains shared options for job submission.
provision Package provision contains utilities for obtaining runtime provision, information -- such as pipeline options.	Package provision contains utilities for obtaining runtime provision, information -- such as pipeline options.
runners/dataflow Package dataflow contains the Dataflow runner for submitting pipelines to Google Cloud Dataflow.	Package dataflow contains the Dataflow runner for submitting pipelines to Google Cloud Dataflow.
runners/direct Package direct contains the direct runner for running single-bundle pipelines in the current process.	Package direct contains the direct runner for running single-bundle pipelines in the current process.
runners/dot Package dot is a Beam runner that "runs" a pipeline by producing a DOT graph of the execution plan.	Package dot is a Beam runner that "runs" a pipeline by producing a DOT graph of the execution plan.
runners/flink Package flink contains the Flink runner.	Package flink contains the Flink runner.
runners/session
runners/universal Package universal contains a general-purpose runner that can submit jobs to any portable Beam runner.	Package universal contains a general-purpose runner that can submit jobs to any portable Beam runner.
runners/universal/runnerlib Package runnerlib contains utilities for submitting Go pipelines to a Beam model runner.	Package runnerlib contains utilities for submitting Go pipelines to a Beam model runner.
testing/passert Package passert contains verification transformations for testing pipelines.	Package passert contains verification transformations for testing pipelines.
testing/ptest Package ptest contains utilities for pipeline unit testing.	Package ptest contains utilities for pipeline unit testing.
transforms/filter Package filter contains transformations for removing pipeline elements based on various conditions.	Package filter contains transformations for removing pipeline elements based on various conditions.
transforms/stats Pacakge stats contains transforms for statistical processing.	Pacakge stats contains transforms for statistical processing.
transforms/top Package top contains transformations for finding the smallest (or largest) N elements based on arbitrary orderings.	Package top contains transformations for finding the smallest (or largest) N elements based on arbitrary orderings.
util/errorx Package errorx contains utilities for handling errors.	Package errorx contains utilities for handling errors.
util/execx Package execx contains wrappers and utilities for the exec package.	Package execx contains wrappers and utilities for the exec package.
util/gcsx Package gcsx contains utilities for working with Google Cloud Storage (GCS).	Package gcsx contains utilities for working with Google Cloud Storage (GCS).
util/grpcx Package grpcx contains utilities for working with gRPC.	Package grpcx contains utilities for working with gRPC.
util/pubsubx Package pubsubx contains utilities for working with Google PubSub.	Package pubsubx contains utilities for working with Google PubSub.
util/syscallx Package syscallx provides system call utilities that attempt to hide platform differences.	Package syscallx provides system call utilities that attempt to hide platform differences.
x/beamx Package beamx is a convenience package for beam.	Package beamx is a convenience package for beam.
x/debug
x/hooks/perf Package perf is to add performance measuring hooks to a runner, such as cpu, or trace profiles.	Package perf is to add performance measuring hooks to a runner, such as cpu, or trace profiles.