chore(handwritten): centralize mypy configuration and update handwritten package noxfiles

mypy.ini

@@ -14,7 +14,6 @@ exclude = (?x)(
   | (^|/)tests/unit/gapic/
   )
 
-
 # ==============================================================================
 # GLOBAL THIRD-PARTY & SHARED LIBRARY IGNORES
 # ==============================================================================
@@ -28,13 +27,7 @@ ignore_missing_imports = True
 [mypy-flask]
 ignore_missing_imports = True
 
-[mypy-google.auth.*]
-ignore_missing_imports = True
-
-[mypy-google.cloud.bigtable]
-ignore_missing_imports = True
-
-[mypy-google.cloud.pubsub]
+[mypy-google.api.*]
 ignore_missing_imports = True
 
 [mypy-google.colab]
@@ -61,6 +54,9 @@ ignore_missing_imports = True
 [mypy-grpc.*]
 ignore_missing_imports = True
 
+[mypy-grpc_status]
+ignore_missing_imports = True
+
 [mypy-ibis.*]
 ignore_missing_imports = True
 
@@ -86,15 +82,47 @@ ignore_missing_imports = True
 # ==============================================================================
 # PACKAGE-SPECIFIC OVERRIDES & EXCEPTIONS
 # ==============================================================================
+# --- bigframes ---
+[mypy-bigframes_vendored.*]
+ignore_errors = True
+
+# --- google-auth ---
+[mypy-google.auth.*]
+ignore_missing_imports = True
 
 # --- google-cloud-bigtable ---
-[mypy-google.cloud.bigtable.*]
-ignore_errors = True
+[mypy-google.cloud.bigtable]
+ignore_missing_imports = True
 
-[mypy-google.cloud.bigtable.data.*]
+[mypy-google.cloud.bigtable.*]
 check_untyped_defs = True
 warn_unreachable = True
 disallow_any_generics = True
+ignore_errors = True
+
+[mypy-google.cloud.bigtable.data.*]
 ignore_errors = False
 
+[mypy-google.cloud.bigtable_admin.*]
+ignore_errors = True
+
+[mypy-google.cloud.bigtable_admin_v2.*]
+ignore_errors = True
+
+[mypy-google.cloud.bigtable_v2.*]
+ignore_errors = True
+
+# --- google-cloud-datastore ---
+[mypy-google.cloud.datastore.*]
+ignore_missing_imports = True
+
+[mypy-google.cloud.datastore._app_engine_key_pb2]
+ignore_errors = True
 
+# --- google-cloud-firestore ---
+[mypy-google.cloud.firestore.*]
+check_untyped_defs = True
+
+# --- google-cloud-pubsub ---
+[mypy-google.cloud.pubsub]
+ignore_missing_imports = True

packages/bigquery-magics/noxfile.py

@@ -112,6 +112,17 @@
 }
 
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
+# Path to the centralized mypy configuration file at the repository root.
+# Search upwards to support running nox from both monorepo packages and integration test goldens.
+MYPY_CONFIG_FILE = next(
+    (
+        str(p / "mypy.ini")
+        for p in CURRENT_DIRECTORY.parents
+        if (p / "mypy.ini").exists()
+    ),
+    str(CURRENT_DIRECTORY.parent.parent / "mypy.ini"),
+)
+
 
 nox.options.sessions = [
     "unit",

packages/db-dtypes/noxfile.py

@@ -70,6 +70,17 @@
 SYSTEM_TEST_EXTRAS_BY_PYTHON: Dict[str, List[str]] = {}
 
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
+# Path to the centralized mypy configuration file at the repository root.
+# Search upwards to support running nox from both monorepo packages and integration test goldens.
+MYPY_CONFIG_FILE = next(
+    (
+        str(p / "mypy.ini")
+        for p in CURRENT_DIRECTORY.parents
+        if (p / "mypy.ini").exists()
+    ),
+    str(CURRENT_DIRECTORY.parent.parent / "mypy.ini"),
+)
+
 
 # 'docfx' is excluded since it only needs to run in 'docs-presubmit'
 nox.options.sessions = [
@@ -541,6 +552,7 @@ def mypy(session):
     session.install("-e", ".")
     session.run(
         "mypy",
+        f"--config-file={MYPY_CONFIG_FILE}",
         "-p",
         "db_dtypes",
         "--check-untyped-defs",

packages/django-google-spanner/noxfile.py

@@ -66,6 +66,16 @@
 ]
 
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
+# Path to the centralized mypy configuration file at the repository root.
+# Search upwards to support running nox from both monorepo packages and integration test goldens.
+MYPY_CONFIG_FILE = next(
+    (
+        str(p / "mypy.ini")
+        for p in CURRENT_DIRECTORY.parents
+        if (p / "mypy.ini").exists()
+    ),
+    str(CURRENT_DIRECTORY.parent.parent / "mypy.ini"),
+)
 
 
 @nox.session(python=DEFAULT_PYTHON_VERSION)

packages/gapic-generator/noxfile.py

@@ -36,6 +36,18 @@
 
 showcase_version = os.environ.get("SHOWCASE_VERSION", "0.35.0")
 ADS_TEMPLATES = path.join(path.dirname(__file__), "gapic", "ads-templates")
+CURRENT_DIRECTORY = Path(__file__).parent.absolute()
+# Path to the centralized mypy configuration file at the repository root.
+# Search upwards to support running nox from both monorepo packages and integration test goldens.
+MYPY_CONFIG_FILE = next(
+    (
+        str(p / "mypy.ini")
+        for p in CURRENT_DIRECTORY.parents
+        if (p / "mypy.ini").exists()
+    ),
+    str(CURRENT_DIRECTORY.parent.parent / "mypy.ini"),
+)
+
 RUFF_VERSION = "ruff==0.14.14"
 LINT_PATHS = ["docs", "gapic", "tests", "test_utils", "noxfile.py", "setup.py"]
 # Ruff uses globs for excludes (different from Black's regex)
@@ -714,7 +726,7 @@ def mypy(session):
         "click==8.1.3",
     )
     session.install(".")
-    session.run("mypy", "-p", "gapic")
+    session.run("mypy", f"--config-file={MYPY_CONFIG_FILE}", "-p", "gapic")
 
 
 @nox.session(python=NEWEST_PYTHON)
@@ -726,7 +738,7 @@ def lint(session):
     """
 
     # TODO(https://github.com/googleapis/google-cloud-python/issues/16186):
-    # SKIP: This session was not enforced in the standalone (split) repo 
+    # SKIP: This session was not enforced in the standalone (split) repo
     # and is disabled here to ensure a "move-only" migration.
     session.skip(
         "Linting was not enforced in the split repo. "
@@ -756,9 +768,11 @@ def lint(session):
 @nox.session(python=NEWEST_PYTHON)
 def lint_setup_py(session):
     # TODO(https://github.com/googleapis/google-cloud-python/issues/16186):
-    # SKIP: This session was not enforced in the standalone (split) repo 
+    # SKIP: This session was not enforced in the standalone (split) repo
     # and is disabled here to ensure a "move-only" migration.
-    session.skip("Skipping now to avoid changing code during migration. See Issue #16186")
+    session.skip(
+        "Skipping now to avoid changing code during migration. See Issue #16186"
+    )
 
 
 @nox.session(python="3.10")
@@ -833,9 +847,11 @@ def prerelease_deps(session, protobuf_implementation):
     """
     Run all tests with pre-release versions of dependencies installed.
     """
-    # TODO(https://github.com/googleapis/google-cloud-python/issues/16184): 
+    # TODO(https://github.com/googleapis/google-cloud-python/issues/16184):
     # Implement pre-release dependency logic to test against upcoming runtime changes.
-    session.skip("prerelease_deps session is not yet implemented for gapic-generator-python.")
+    session.skip(
+        "prerelease_deps session is not yet implemented for gapic-generator-python."
+    )
 
 
 @nox.session(python=NEWEST_PYTHON)
@@ -845,6 +861,8 @@ def prerelease_deps(session, protobuf_implementation):
 )
 def core_deps_from_source(session, protobuf_implementation):
     """Run all tests with core dependencies installed from source."""
-    # TODO(https://github.com/googleapis/google-cloud-python/issues/16185): 
+    # TODO(https://github.com/googleapis/google-cloud-python/issues/16185):
     # Implement logic to install core packages directly from the mono-repo directories.
-    session.skip("core_deps_from_source session is not yet implemented for gapic-generator-python.")
+    session.skip(
+        "core_deps_from_source session is not yet implemented for gapic-generator-python."
+    )

packages/gcp-sphinx-docfx-yaml/noxfile.py

@@ -13,11 +13,24 @@
 # limitations under the License.
 
 import os
+import pathlib
 
 import nox
 
 DEFAULT_PYTHON_VERSION = "3.14"
 UNIT_TEST_PYTHON_VERSIONS = ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
+CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
+# Path to the centralized mypy configuration file at the repository root.
+# Search upwards to support running nox from both monorepo packages and integration test goldens.
+MYPY_CONFIG_FILE = next(
+    (
+        str(p / "mypy.ini")
+        for p in CURRENT_DIRECTORY.parents
+        if (p / "mypy.ini").exists()
+    ),
+    str(CURRENT_DIRECTORY.parent.parent / "mypy.ini"),
+)
+
 RUFF_VERSION = "ruff==0.14.14"
 
 ALL_PYTHON = list(UNIT_TEST_PYTHON_VERSIONS)

packages/google-api-core/noxfile.py

@@ -39,6 +39,16 @@
 
 DEFAULT_PYTHON_VERSION = "3.14"
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
+# Path to the centralized mypy configuration file at the repository root.
+# Search upwards to support running nox from both monorepo packages and integration test goldens.
+MYPY_CONFIG_FILE = next(
+    (
+        str(p / "mypy.ini")
+        for p in CURRENT_DIRECTORY.parents
+        if (p / "mypy.ini").exists()
+    ),
+    str(CURRENT_DIRECTORY.parent.parent / "mypy.ini"),
+)
 
 
 # Error if a python version is missing
@@ -370,7 +380,7 @@ def mypy(session):
         "types-requests",
         "types-protobuf",
     )
-    session.run("mypy", "google", "tests")
+    session.run("mypy", f"--config-file={MYPY_CONFIG_FILE}", "google", "tests")
 
 
 @nox.session(python=DEFAULT_PYTHON_VERSION)

packages/google-auth-httplib2/noxfile.py

@@ -69,6 +69,17 @@
 SYSTEM_TEST_EXTRAS_BY_PYTHON: Dict[str, List[str]] = {}
 
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
+# Path to the centralized mypy configuration file at the repository root.
+# Search upwards to support running nox from both monorepo packages and integration test goldens.
+MYPY_CONFIG_FILE = next(
+    (
+        str(p / "mypy.ini")
+        for p in CURRENT_DIRECTORY.parents
+        if (p / "mypy.ini").exists()
+    ),
+    str(CURRENT_DIRECTORY.parent.parent / "mypy.ini"),
+)
+
 
 # Error if a python version is missing
 nox.options.error_on_missing_interpreters = True
@@ -101,6 +112,7 @@ def mypy(session):
     session.install(".")
     session.run(
         "mypy",
+        f"--config-file={MYPY_CONFIG_FILE}",
         "google_auth_httplib2.py",
     )
 

packages/google-auth-oauthlib/noxfile.py

@@ -69,6 +69,17 @@
 SYSTEM_TEST_EXTRAS_BY_PYTHON: Dict[str, List[str]] = {}
 
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
+# Path to the centralized mypy configuration file at the repository root.
+# Search upwards to support running nox from both monorepo packages and integration test goldens.
+MYPY_CONFIG_FILE = next(
+    (
+        str(p / "mypy.ini")
+        for p in CURRENT_DIRECTORY.parents
+        if (p / "mypy.ini").exists()
+    ),
+    str(CURRENT_DIRECTORY.parent.parent / "mypy.ini"),
+)
+
 
 # Error if a python version is missing
 nox.options.error_on_missing_interpreters = True
@@ -471,6 +482,7 @@ def mypy(session):
     session.install(".")
     session.run(
         "mypy",
+        f"--config-file={MYPY_CONFIG_FILE}",
         "-p",
         "google_auth_oauthlib",
     )

packages/google-auth/noxfile.py

@@ -20,6 +20,17 @@
 import nox
 
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
+# Path to the centralized mypy configuration file at the repository root.
+# Search upwards to support running nox from both monorepo packages and integration test goldens.
+MYPY_CONFIG_FILE = next(
+    (
+        str(p / "mypy.ini")
+        for p in CURRENT_DIRECTORY.parents
+        if (p / "mypy.ini").exists()
+    ),
+    str(CURRENT_DIRECTORY.parent.parent / "mypy.ini"),
+)
+
 
 CLICK_VERSION = "click"
 BLACK_VERSION = "black==23.7.0"
@@ -156,7 +167,16 @@ def mypy(session):
         "types-mock",
         "pytest<8.0.0",
     )
-    session.run("mypy", "-p", "google", "-p", "tests", "-p", "tests_async")
+    session.run(
+        "mypy",
+        f"--config-file={MYPY_CONFIG_FILE}",
+        "-p",
+        "google",
+        "-p",
+        "tests",
+        "-p",
+        "tests_async",
+    )
 
 
 @nox.session(python=ALL_PYTHON)