exclude .kokoro/build.sh from templates; restore nox install command …

…in .kokoro/build.sh

.kokoro/build.sh

@@ -42,6 +42,9 @@ export GOOGLE_APPLICATION_CREDENTIALS=${KOKORO_GFILE_DIR}/service-account.json
 # Setup project id.
 export PROJECT_ID=$(cat "${KOKORO_GFILE_DIR}/project-id.json")
 
+# Install nox
+python3 -m pip install --upgrade --quiet nox
+
 # If this is a continuous build, send the test log to the FlakyBot.
 # See https://github.com/googleapis/repo-automation-bots/tree/main/packages/flakybot.
 if [[ $KOKORO_BUILD_ARTIFACTS_SUBDIR = *"continuous"* ]]; then

owlbot.py

@@ -15,7 +15,6 @@
 """This script is used to synthesize generated parts of this library."""
 
 import pathlib
-import re
 
 import synthtool as s
 from synthtool import gcp
@@ -57,6 +56,8 @@
         "docs/multiprocessing.rst",
         "noxfile.py",
 	    "README.rst",
+        # exclude .kokoro/build.sh which is customized due to support for conda
+        ".kokoro/build.sh",
     ],
 )
 
@@ -68,35 +69,6 @@
     [".github/header-checker-lint.yml"], '"Google LLC"', '"pandas-gbq Authors"',
 )
 
-# Work around bug in templates https://github.com/googleapis/synthtool/pull/1335
-s.replace(".github/workflows/unittest.yml", "--fail-under=100", "--fail-under=96")
-
-# Add environment variables to build.sh to support conda virtualenv 
-# installations
-s.replace(
-    [".kokoro/build.sh"],
-    "export PYTHONUNBUFFERED=1",
-    r"""export PYTHONUNBUFFERED=1
-export CONDA_EXE=/root/conda/bin/conda
-export CONDA_PREFIX=/root/conda
-export CONDA_PROMPT_MODIFIER=(base) 
-export _CE_CONDA=
-export CONDA_SHLVL=1
-export CONDA_PYTHON_EXE=/root/conda/bin/python
-export CONDA_DEFAULT_ENV=base
-export PATH=/root/conda/bin:/root/conda/condabin:${PATH}
-""",
-)
-
-
-# Enable display of all environmental variables, not just KOKORO related vars
-s.replace(
-    [".kokoro/build.sh"],
-    r"env \| grep KOKORO",
-    "env",
-)
-
-
 # ----------------------------------------------------------------------------
 # Samples templates
 # ----------------------------------------------------------------------------