add placeholder session for core_deps_from_source

Author: ohmayr

packages/google-cloud-pubsub/noxfile.py

@@ -447,88 +447,12 @@ def docfx(session):
     )
 
 
-@nox.session(python="3.14")
+@nox.session(python=DEFAULT_PYTHON_VERSION)
 @nox.parametrize(
     "protobuf_implementation",
-    ["python", "upb", "cpp"],
+    ["python", "upb"],
 )
-def prerelease_deps(session, protobuf_implementation):
-    """Run all tests with prerelease versions of dependencies installed."""
-
-    if protobuf_implementation == "cpp" and session.python in (
-        "3.11",
-        "3.12",
-        "3.13",
-        "3.14",
-    ):
-        session.skip("cpp implementation is not supported in python 3.11+")
-
-    # Install all dependencies
-    session.install("-e", ".[all, tests, tracing]")
-    unit_deps_all = UNIT_TEST_STANDARD_DEPENDENCIES + UNIT_TEST_EXTERNAL_DEPENDENCIES
-    session.install(*unit_deps_all)
-    system_deps_all = (
-        SYSTEM_TEST_STANDARD_DEPENDENCIES + SYSTEM_TEST_EXTERNAL_DEPENDENCIES
-    )
-    session.install(*system_deps_all)
-
-    # Because we test minimum dependency versions on the minimum Python
-    # version, the first version we test with in the unit tests sessions has a
-    # constraints file containing all dependencies and extras.
-    with open(
-        CURRENT_DIRECTORY
-        / "testing"
-        / f"constraints-{UNIT_TEST_PYTHON_VERSIONS[0]}.txt",
-        encoding="utf-8",
-    ) as constraints_file:
-        constraints_text = constraints_file.read()
-
-    # Ignore leading whitespace and comment lines.
-    constraints_deps = [
-        match.group(1)
-        for match in re.finditer(
-            r"^\s*(\S+)(?===\S+)", constraints_text, flags=re.MULTILINE
-        )
-    ]
-
-    session.install(*constraints_deps)
-
-    prerel_deps = [
-        "protobuf",
-        # dependency of grpc
-        "six",
-        "grpc-google-iam-v1",
-        "googleapis-common-protos",
-        "grpcio",
-        "grpcio-status",
-        "google-api-core",
-        "google-auth",
-        "proto-plus",
-        "google-cloud-testutils",
-        # dependencies of google-cloud-testutils"
-        "click",
-    ]
-
-    for dep in prerel_deps:
-        session.install("--pre", "--no-deps", "--upgrade", dep)
-
-    # Remaining dependencies
-    other_deps = [
-        "requests",
-    ]
-    session.install(*other_deps)
-
-    # Print out prerelease package versions
-    session.run(
-        "python", "-c", "import google.protobuf; print(google.protobuf.__version__)"
-    )
-    session.run("python", "-c", "import grpc; print(grpc.__version__)")
-    session.run("python", "-c", "import google.auth; print(google.auth.__version__)")
-
-    session.run(
-        "py.test",
-        "tests/unit",
-        env={
-            "PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION": protobuf_implementation,
-        },
-    )
+def core_deps_from_source(session, protobuf_implementation):
+    """Skipping until Pub/Sub migration is complete.
+    """
+    session.skip("Skipping core_deps_from_source for google-cloud-pubsub.")