chore: adds ci/cd related infra content

.github/.OwlBot.lock.yaml

@@ -0,0 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed 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.
+docker:
+  image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
+  digest: sha256:3b3a31be60853477bc39ed8d9bac162cac3ba083724cecaad54eb81d4e4dae9c
+# created: 2025-04-16T22:40:03.123475241Z

.github/.OwlBot.yaml

@@ -0,0 +1,22 @@
+# Copyright 2021 Google LLC
+#
+# Licensed 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.
+
+docker:
+  image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
+
+deep-remove-regex:
+  - /owl-bot-staging
+
+begin-after-commit-hash: f2de93abafa306b2ebadf1d10d947db8bcf2bf15
+

.github/CODEOWNERS

@@ -0,0 +1,11 @@
+# Code owners file.
+# This file controls who is tagged for review for any given pull request.
+#
+# For syntax help see:
+# https://help.github.com/en/github/creating-cloning-and-archiving-repositories/about-code-owners#codeowners-syntax
+
+# The @googleapis/api-bigquery is the default owner for changes in this repo
+*               @googleapis/api-bigquery @googleapis/yoshi-python
+
+# The python-samples-reviewers team is the default owner for samples changes
+/samples/   @googleapis/api-bigquery @googleapis/python-samples-owners @googleapis/yoshi-python

.github/CONTRIBUTING.md

@@ -0,0 +1,28 @@
+# How to Contribute
+
+We'd love to accept your patches and contributions to this project. There are
+just a few small guidelines you need to follow.
+
+## Contributor License Agreement
+
+Contributions to this project must be accompanied by a Contributor License
+Agreement. You (or your employer) retain the copyright to your contribution;
+this simply gives us permission to use and redistribute your contributions as
+part of the project. Head over to <https://cla.developers.google.com/> to see
+your current agreements on file or to sign a new one.
+
+You generally only need to submit a CLA once, so if you've already submitted one
+(even if it was for a different project), you probably don't need to do it
+again.
+
+## Code reviews
+
+All submissions, including submissions by project members, require review. We
+use GitHub pull requests for this purpose. Consult
+[GitHub Help](https://help.github.com/articles/about-pull-requests/) for more
+information on using pull requests.
+
+## Community Guidelines
+
+This project follows [Google's Open Source Community
+Guidelines](https://opensource.google.com/conduct/).

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,7 @@
+Thank you for opening a Pull Request! Before submitting your PR, there are a few things you can do to make sure it goes smoothly:
+- [ ] Make sure to open an issue as a [bug/issue](https://github.com/googleapis/python-bigquery/issues/new/choose) before writing your code!  That way we can discuss the change, evaluate designs, and agree on the general idea
+- [ ] Ensure the tests and linter pass
+- [ ] Code coverage does not decrease (if any source code was changed)
+- [ ] Appropriate docs were updated (if necessary)
+
+Fixes #<issue_number_goes_here> 🦕

.github/release-please.yml

@@ -0,0 +1,14 @@
+releaseType: python
+handleGHRelease: true
+# NOTE: this section is generated by synthtool.languages.python
+# See https://github.com/googleapis/synthtool/blob/master/synthtool/languages/python.py
+branches:
+- branch: v2
+  handleGHRelease: true
+  releaseType: python
+- branch: v1
+  handleGHRelease: true
+  releaseType: python
+- branch: v0
+  handleGHRelease: true
+  releaseType: python

.github/release-trigger.yml

@@ -0,0 +1,2 @@
+enabled: true
+multiScmName: python-bigquery

.github/workflows/lint.yml

@@ -0,0 +1,40 @@
+on:
+  pull_request:
+    branches:
+      - autogen
+  # Trigger workflow on GitHub merge queue events
+  # See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#merge_group
+  merge_group:
+    types: [checks_requested]
+name: lint
+
+permissions:
+  contents: read
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      # Use a fetch-depth of 2 to avoid error `fatal: origin/main...HEAD: no merge base`
+      # See https://github.com/googleapis/google-cloud-python/issues/12013
+      # and https://github.com/actions/checkout#checkout-head.
+      with:
+        fetch-depth: 2
+    - name: Setup Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: "3.13"
+    - name: Install nox
+      run: |
+        python -m pip install --upgrade setuptools pip wheel
+        python -m pip install nox
+    - name: Run lint
+      env:
+        BUILD_TYPE: presubmit
+        TEST_TYPE: lint
+        # TODO(https://github.com/googleapis/google-cloud-python/issues/13775): Specify `PY_VERSION` rather than relying on the default python version of the nox session.
+        PY_VERSION: "unused"
+      run: |
+        nox -s blacken lint

.github/workflows/unittest.yml

@@ -0,0 +1,87 @@
+on:
+  pull_request:
+    branches:
+      - autogen
+  # Trigger workflow on GitHub merge queue events
+  # See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#merge_group
+  merge_group:
+    types: [checks_requested]
+name: unittest
+
+permissions:
+  contents: read
+
+jobs:
+  unit:
+    # TODO(https://github.com/googleapis/gapic-generator-python/issues/2303): use `ubuntu-latest` once this bug is fixed.
+    # Use ubuntu-22.04 until Python 3.7 is removed from the test matrix
+    # https://docs.github.com/en/actions/using-github-hosted-runners/using-github-hosted-runners/about-github-hosted-runners#standard-github-hosted-runners-for-public-repositories
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        python: ['3.9', '3.10', "3.11", "3.12", "3.13"]
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      # Use a fetch-depth of 2 to avoid error `fatal: origin/main...HEAD: no merge base`
+      # See https://github.com/googleapis/google-cloud-python/issues/12013
+      # and https://github.com/actions/checkout#checkout-head.
+      with:
+        fetch-depth: 2
+    - name: Setup Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python }}
+    - name: Install nox
+      run: |
+        python -m pip install --upgrade setuptools pip wheel
+        python -m pip install nox
+    - name: Run unit tests
+      env:
+        COVERAGE_FILE: .coverage-${{ matrix.python }}
+        BUILD_TYPE: presubmit
+        TEST_TYPE: unit
+        PY_VERSION: ${{ matrix.python }}
+      run: |
+        nox -s unit-${{ matrix.python }}
+    - name: Upload coverage results
+      uses: actions/upload-artifact@v4
+      with:
+        name: coverage-artifact-${{ '{{' }} matrix.python {{ '}}' }}
+        path: .coverage-${{ matrix.python }}
+
+  cover:
+    runs-on: ubuntu-latest
+    needs:
+        - unit
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      # Use a fetch-depth of 2 to avoid error `fatal: origin/main...HEAD: no merge base`
+      # See https://github.com/googleapis/google-cloud-python/issues/12013
+      # and https://github.com/actions/checkout#checkout-head.
+      with:
+        fetch-depth: 2
+    - name: Setup Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: "3.10"
+    - name: Set number of files changes in packages directory
+      id: packages
+      run: echo "::set-output name=num_files_changed::$(git diff HEAD~1 -- packages | wc -l)"
+    - name: Install coverage
+      if: steps.packages.num_files_changed > 0
+      run: |
+        python -m pip install --upgrade setuptools pip wheel
+        python -m pip install coverage
+    - name: Download coverage results
+      if: ${{ steps.date.packages.num_files_changed > 0 }}
+      uses: actions/download-artifact@v4
+      with:
+        path: .coverage-results/
+    - name: Report coverage results
+      if: ${{ steps.date.packages.num_files_changed > 0 }}
+      run: |
+        find .coverage-results -type f -name '*.zip' -exec unzip {} \;
+        coverage combine .coverage-results/**/.coverage*
+        coverage report --show-missing --fail-under=100

google/cloud/bigquery_v2/services/centralized_services/client.py

@@ -158,23 +158,3 @@ def list_models(
         """
         kwargs = _drop_self_key(locals())
         return self.model_service_client.list_models(**kwargs)
-
-
-# ===============================================
-# Sample TODO: Relocate this to a samples file
-# ===============================================
-
-# Instantiate BQClient class
-bqclient = BigQueryClient()
-
-# Instantiate Request class
-get_dataset_request = GetDatasetRequest(
-    project_id=PROJECT_ID,
-    dataset_id="experimental",
-)
-
-# Generate response
-dataset = bqclient.get_dataset(request=get_dataset_request)
-
-# Display response
-print(f"GET DATASET:\n\t{dataset.id=}\n")

google/cloud/bigquery_v2/services/dataset_service/pagers.py

@@ -67,7 +67,6 @@ def __init__(
         retry: OptionalRetry = gapic_v1.method.DEFAULT,
         timeout: Union[float, object] = gapic_v1.method.DEFAULT,
         metadata: Sequence[Tuple[str, Union[str, bytes]]] = (),
-
     ):
         """Instantiate the pager.
 

google/cloud/bigquery_v2/services/model_service/pagers.py

@@ -67,7 +67,6 @@ def __init__(
         retry: OptionalRetry = gapic_v1.method.DEFAULT,
         timeout: Union[float, object] = gapic_v1.method.DEFAULT,
         metadata: Sequence[Tuple[str, Union[str, bytes]]] = (),
-
     ):
         """Instantiate the pager.
 

google/cloud/bigquery_v2/services/routine_service/pagers.py

@@ -67,7 +67,6 @@ def __init__(
         retry: OptionalRetry = gapic_v1.method.DEFAULT,
         timeout: Union[float, object] = gapic_v1.method.DEFAULT,
         metadata: Sequence[Tuple[str, Union[str, bytes]]] = (),
-
     ):
         """Instantiate the pager.
 

google/cloud/bigquery_v2/services/row_access_policy_service/pagers.py

@@ -67,7 +67,6 @@ def __init__(
         retry: OptionalRetry = gapic_v1.method.DEFAULT,
         timeout: Union[float, object] = gapic_v1.method.DEFAULT,
         metadata: Sequence[Tuple[str, Union[str, bytes]]] = (),
-
     ):
         """Instantiate the pager.
 

google/cloud/bigquery_v2/services/table_service/pagers.py

@@ -67,7 +67,6 @@ def __init__(
         retry: OptionalRetry = gapic_v1.method.DEFAULT,
         timeout: Union[float, object] = gapic_v1.method.DEFAULT,
         metadata: Sequence[Tuple[str, Union[str, bytes]]] = (),
-
     ):
         """Instantiate the pager.