chore: remove 'pip install' statements from python_library templates (#563)

* chore(python): exclude `grpcio==1.49.0rc1` in tests

Source-Link: googleapis/synthtool@c4dd595
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-python:latest@sha256:ce3c1686bc81145c81dd269bd12c4025c6b275b22d14641358827334fddb1d72

* exclude grpc 1.49.0rc1 in tests

* use latest post processor image

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Anthonios Partheniou <partheniou@google.com>

Author: gcf-owl-bot[bot]

.github/.OwlBot.lock.yaml

@@ -13,5 +13,5 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
-  digest: sha256:c6c965a4bf40c19011b11f87dbc801a66d3a23fbc6704102be064ef31c51f1c3
-# created: 2022-08-09T15:58:56.463048506Z
+  digest: sha256:1f0dbd02745fb7cf255563dab5968345989308544e52b7f460deadd5e78e63b0
+# created: 2022-08-29T17:28:30.441852797Z

.kokoro/publish-docs.sh

@@ -21,14 +21,12 @@ export PYTHONUNBUFFERED=1
 export PATH="${HOME}/.local/bin:${PATH}"
 
 # Install nox
-python3 -m pip install --user --upgrade --quiet nox
+python3 -m pip install --require-hashes -r .kokoro/requirements.txt
 python3 -m nox --version
 
 # build docs
 nox -s docs
 
-python3 -m pip install --user gcp-docuploader
-
 # create metadata
 python3 -m docuploader create-metadata \
   --name=$(jq --raw-output '.name // empty' .repo-metadata.json) \

.kokoro/release.sh

@@ -16,12 +16,9 @@
 set -eo pipefail
 
 # Start the releasetool reporter
-python3 -m pip install gcp-releasetool
+python3 -m pip install --require-hashes -r github/python-bigquery-pandas/.kokoro/requirements.txt
 python3 -m releasetool publish-reporter-script > /tmp/publisher-script; source /tmp/publisher-script
 
-# Ensure that we have the latest versions of Twine, Wheel, and Setuptools.
-python3 -m pip install --upgrade twine wheel setuptools
-
 # Disable buffering, so that the logs stream through.
 export PYTHONUNBUFFERED=1
 

.kokoro/requirements.in

@@ -0,0 +1,8 @@
+gcp-docuploader
+gcp-releasetool
+importlib-metadata
+typing-extensions
+twine
+wheel
+setuptools
+nox

.kokoro/requirements.txt

@@ -196,7 +196,9 @@ def unit(session):
 def install_systemtest_dependencies(session, *constraints):
 
     # Use pre-release gRPC for system tests.
-    session.install("--pre", "grpcio")
+    # Exclude version 1.49.0rc1 which has a known issue.
+    # See https://github.com/grpc/grpc/pull/30642
+    session.install("--pre", "grpcio!=1.49.0rc1")
 
     session.install(*SYSTEM_TEST_STANDARD_DEPENDENCIES, *constraints)
 
@@ -292,7 +294,8 @@ def prerelease(session):
         "google-cloud-bigquery-storage",
         "google-cloud-core",
         "google-resumable-media",
-        "grpcio",
+        # Exclude version 1.49.0rc1 which has a known issue. See https://github.com/grpc/grpc/pull/30642
+        "grpcio!=1.49.0rc1",
     )
     session.install(
         "freezegun",
@@ -459,7 +462,8 @@ def prerelease_deps(session):
         # dependency of grpc
         "six",
         "googleapis-common-protos",
-        "grpcio",
+        # Exclude version 1.49.0rc1 which has a known issue. See https://github.com/grpc/grpc/pull/30642
+        "grpcio!=1.49.0rc1",
         "grpcio-status",
         "google-api-core",
         "proto-plus",

noxfile.py

@@ -113,7 +113,8 @@ def prerelease(session):
         "google-cloud-bigquery-storage",
         "google-cloud-core",
         "google-resumable-media",
-        "grpcio",
+        # Exclude version 1.49.0rc1 which has a known issue. See https://github.com/grpc/grpc/pull/30642
+        "grpcio!=1.49.0rc1",
     )
     session.install(
         "freezegun",

owlbot.py

@@ -5,7 +5,7 @@
     ":preserveSemverRanges",
     ":disableDependencyDashboard"
   ],
-  "ignorePaths": [".pre-commit-config.yaml"],
+  "ignorePaths": [".pre-commit-config.yaml", ".kokoro/requirements.txt"],
   "pip_requirements": {
     "fileMatch": ["requirements-test.txt", "samples/[\\S/]*constraints.txt", "samples/[\\S/]*constraints-test.txt"]
   }