Initial commit (Clean history)

path/to/venv/lib/python3.12/site-packages/gevent/testing/coveragesite/sitecustomize.py

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+# When testrunner.py is invoked with --coverage, it puts this first
+# on the path as per https://coverage.readthedocs.io/en/coverage-4.0b3/subprocess.html.
+# Note that this disables other sitecustomize.py files.
+import coverage
+import coverage.exceptions
+try:
+    coverage.process_startup()
+except AttributeError as e:
+    if 'coverage' in str(e) and 'CTracer' in str(e):
+        # AttributeError: module 'coverage.tracer' has no attribute 'CTracer'
+        # on github actions. Leads to warnings later:
+        #    "Couldn't import C tracer: module coverage.tracer "
+        #    "does not support loading in subinterpreters (no-ctracer)"
+        # Seen in test_interpreters.py
+        #
+        # HOWEVER: Now coverage also emits a warning (CoverageWarning: Couldn't import C
+        # tracer: module coverage.tracer does not support loading in subinterpreters
+        # (no-ctracer)) that gets printed to stderr by default. This is unexpected
+        # and breaks the test. So we ignore that in testrunner.py
+        pass
+    else:
+        raise
+except (coverage.CoverageException,
+        # As of Coverage 7, the ConfigError seems to be the one raised.
+        # Not sure when that changed, it used to be CoverageException. Go
+        # ahead and keep both for safety.
+        coverage.exceptions.ConfigError,
+        ) as e:
+
+    if str(e) in (
+        "Can't support concurrency=greenlet with PyTracer, only threads are supported",
+    ):
+        pass
+    elif str(e) in (
+        # We get this one for the stdlib test_interpreters: greenlet up through at least
+        # 3.2.0 produces "ImportError: module greenlet._greenlet does not support loading
+        # in subinterpreters". Now, this is a fairly broad brush with which to try to
+        # catch that specific case, so we fallback and look for that import error
+        # as well to make it more specific to exactly this case.
+        "Couldn't trace with concurrency=greenlet, the module isn't installed.",
+    ):
+        ignore = False
+        try:
+            __import__('greenlet')
+        except ImportError as ie:
+            if str(ie) in (
+                "module greenlet._greenlet does not support loading in subinterpreters",
+            ):
+                ignore = True
+        if not ignore:
+            raise
+
+    else:
+        import traceback
+        traceback.print_exc()
+        raise
+except:
+    import traceback
+    traceback.print_exc()
+    raise