chore: use yaml.safe_load

gapic/utils/options.py

@@ -147,7 +147,7 @@ def tweak_path(p):
         if service_yaml_paths:
             # Just use the last file specified.
             with open(service_yaml_paths[-1]) as f:
-                service_yaml_config = yaml.load(f, Loader=yaml.Loader)
+                service_yaml_config = yaml.safe_load(f)
         # The yaml service files typically have this field,
         # but it is not a field in the gogle.api.Service proto.
         service_yaml_config.pop("type", None)

noxfile.py

@@ -392,7 +392,9 @@ def showcase(
     """Run the Showcase test suite."""
 
     with showcase_library(session, templates=templates, other_opts=other_opts):
-        session.install("pytest", "pytest-asyncio")
+        # Exclude pytest-asyncio==1.0.0 while we investigate the recent failure described in
+        # https://github.com/googleapis/gapic-generator-python/issues/2399
+        session.install("pytest", "pytest-asyncio!=1.0.0")
         test_directory = Path("tests", "system")
         ignore_file = env.get("IGNORE_FILE")
         pytest_command = [