docs: add multiprocessing note (via synth)

[yoshi-automation]

This PR was generated using Autosynth. 🌈

Log from Synthtool

2020-05-13 05:35:55,536 synthtool [DEBUG] > Executing /home/kbuilder/.cache/synthtool/python-redis/synth.py. On branch autosynth nothing to commit, working tree clean 2020-05-13 05:35:55,670 synthtool [DEBUG] > Ensuring dependencies. DEBUG:synthtool:Ensuring dependencies. 2020-05-13 05:35:56,008 synthtool [DEBUG] > Cloning googleapis. DEBUG:synthtool:Cloning googleapis. 2020-05-13 05:35:56,357 synthtool [DEBUG] > Generating code for: //google/cloud/redis/v1beta1:redis-v1beta1-py. DEBUG:synthtool:Generating code for: //google/cloud/redis/v1beta1:redis-v1beta1-py. 2020-05-13 05:36:00,150 synthtool [DEBUG] > Copy: google/cloud/redis/v1beta1/cloud_redis.proto to /tmpfs/tmp/tmp2pjn992j/google/cloud/redis_v1beta1/proto/cloud_redis.proto DEBUG:synthtool:Copy: google/cloud/redis/v1beta1/cloud_redis.proto to /tmpfs/tmp/tmp2pjn992j/google/cloud/redis_v1beta1/proto/cloud_redis.proto 2020-05-13 05:36:00,150 synthtool [SUCCESS] > Placed proto files into /tmpfs/tmp/tmp2pjn992j/google/cloud/redis_v1beta1/proto. SUCCESS:synthtool:Placed proto files into /tmpfs/tmp/tmp2pjn992j/google/cloud/redis_v1beta1/proto. 2020-05-13 05:36:00,151 synthtool [SUCCESS] > Generated code into /tmpfs/tmp/tmp2pjn992j. SUCCESS:synthtool:Generated code into /tmpfs/tmp/tmp2pjn992j. 2020-05-13 05:36:00,178 synthtool [DEBUG] > Generating code for: //google/cloud/redis/v1:redis-v1-py. DEBUG:synthtool:Generating code for: //google/cloud/redis/v1:redis-v1-py. 2020-05-13 05:36:03,713 synthtool [DEBUG] > Copy: google/cloud/redis/v1/cloud_redis.proto to /tmpfs/tmp/tmpa1d8pme1/google/cloud/redis_v1/proto/cloud_redis.proto DEBUG:synthtool:Copy: google/cloud/redis/v1/cloud_redis.proto to /tmpfs/tmp/tmpa1d8pme1/google/cloud/redis_v1/proto/cloud_redis.proto 2020-05-13 05:36:03,714 synthtool [SUCCESS] > Placed proto files into /tmpfs/tmp/tmpa1d8pme1/google/cloud/redis_v1/proto. SUCCESS:synthtool:Placed proto files into /tmpfs/tmp/tmpa1d8pme1/google/cloud/redis_v1/proto. 2020-05-13 05:36:03,714 synthtool [SUCCESS] > Generated code into /tmpfs/tmp/tmpa1d8pme1. SUCCESS:synthtool:Generated code into /tmpfs/tmp/tmpa1d8pme1. 2020-05-13 05:36:03,736 synthtool [WARNING] > No replacements made in google/cloud/**/cloud_redis_client.py for pattern resources of the form:\n ``, maybe replacement is no longer needed? WARNING:synthtool:No replacements made in google/cloud/**/cloud_redis_client.py for pattern resources of the form:\n ``, maybe replacement is no longer needed? 2020-05-13 05:36:03,738 synthtool [WARNING] > No replacements made in google/cloud/**/cloud_redis_client.py for pattern parent \(str\): Required. The resource name of the instance location using the form: :: `projects/{project_id}/locations/{location_id}` where ``location_id`` refers to a GCP region, maybe replacement is no longer needed? WARNING:synthtool:No replacements made in google/cloud/**/cloud_redis_client.py for pattern parent \(str\): Required. The resource name of the instance location using the form: :: `projects/{project_id}/locations/{location_id}` where ``location_id`` refers to a GCP region, maybe replacement is no longer needed? 2020-05-13 05:36:03,739 synthtool [WARNING] > No replacements made in google/cloud/**/cloud_redis_client.py for pattern with the following restrictions: \* Must contain only lowercase letters, numbers, and hyphens\., maybe replacement is no longer needed? WARNING:synthtool:No replacements made in google/cloud/**/cloud_redis_client.py for pattern with the following restrictions: \* Must contain only lowercase letters, numbers, and hyphens\., maybe replacement is no longer needed? 2020-05-13 05:36:03,741 synthtool [WARNING] > No replacements made in google/cloud/**/cloud_redis_client.py for pattern name \(str\): Required. Redis instance resource name using the form: :: `projects/{project_id}/locations/{location_id}/instances/{instance_id}` where ``location_id`` refers to a GCP region, maybe replacement is no longer needed? WARNING:synthtool:No replacements made in google/cloud/**/cloud_redis_client.py for pattern name \(str\): Required. Redis instance resource name using the form: :: `projects/{project_id}/locations/{location_id}/instances/{instance_id}` where ``location_id`` refers to a GCP region, maybe replacement is no longer needed? 2020-05-13 05:36:03,743 synthtool [WARNING] > No replacements made in google/cloud/**/cloud_redis_client.py for pattern fields from ``Instance``: \* ``displayName`` \* ``labels`` \* ``memorySizeGb`` \* ``redisConfig``, maybe replacement is no longer needed? WARNING:synthtool:No replacements made in google/cloud/**/cloud_redis_client.py for pattern fields from ``Instance``: \* ``displayName`` \* ``labels`` \* ``memorySizeGb`` \* ``redisConfig``, maybe replacement is no longer needed? .coveragerc .flake8 .github/CONTRIBUTING.md .github/ISSUE_TEMPLATE/bug_report.md .github/ISSUE_TEMPLATE/feature_request.md .github/ISSUE_TEMPLATE/support_request.md .github/PULL_REQUEST_TEMPLATE.md .github/release-please.yml .gitignore .kokoro/build.sh .kokoro/continuous/common.cfg .kokoro/continuous/continuous.cfg .kokoro/docs/common.cfg .kokoro/docs/docs.cfg .kokoro/presubmit/common.cfg .kokoro/presubmit/presubmit.cfg .kokoro/publish-docs.sh .kokoro/release.sh .kokoro/release/common.cfg .kokoro/release/release.cfg .kokoro/trampoline.sh CODE_OF_CONDUCT.md CONTRIBUTING.rst LICENSE MANIFEST.in docs/_static/custom.css docs/_templates/layout.html docs/conf.py.j2 docs/multiprocessing.rst noxfile.py.j2 renovate.json setup.cfg Running session blacken Creating virtual environment (virtualenv) using python3.6 in .nox/blacken pip install black==19.3b0 black docs google tests noxfile.py setup.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/__init__.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/__init__.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1/__init__.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1/gapic/enums.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1/gapic/cloud_redis_client_config.py reformatted /home/kbuilder/.cache/synthtool/python-redis/docs/conf.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1/gapic/transports/cloud_redis_grpc_transport.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1/types.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1beta1/__init__.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1/proto/cloud_redis_pb2_grpc.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1beta1/gapic/cloud_redis_client_config.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1beta1/gapic/enums.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1beta1/gapic/transports/cloud_redis_grpc_transport.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1/gapic/cloud_redis_client.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1beta1/proto/cloud_redis_pb2_grpc.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1beta1/gapic/cloud_redis_client.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1beta1/types.py reformatted /home/kbuilder/.cache/synthtool/python-redis/noxfile.py reformatted /home/kbuilder/.cache/synthtool/python-redis/tests/unit/gapic/v1/test_cloud_redis_client_v1.py reformatted /home/kbuilder/.cache/synthtool/python-redis/tests/unit/gapic/v1beta1/test_cloud_redis_client_v1beta1.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1/proto/cloud_redis_pb2.py reformatted /home/kbuilder/.cache/synthtool/python-redis/google/cloud/redis_v1beta1/proto/cloud_redis_pb2.py All done! ✨ 🍰 ✨ 23 files reformatted, 7 files left unchanged. Session blacken was successful. 2020-05-13 05:36:09,601 synthtool [DEBUG] > Wrote metadata to synth.metadata. DEBUG:synthtool:Wrote metadata to synth.metadata.