1 files changed, 21 insertions, 0 deletions
diff --git a/setuptools/_vendor/nspektr/_compat.py b/setuptools/_vendor/nspektr/_compat.py
new file mode 100644
index 0000000..3278379
--- /dev/null
+++ b/setuptools/_vendor/nspektr/_compat.py
@@ -0,0 +1,21 @@
+import contextlib
+import sys
+
+
+if sys.version_info >= (3, 10):
+    import importlib.metadata as metadata
+else:
+    import setuptools.extern.importlib_metadata as metadata  # type: ignore # noqa: F401
+
+
+def repair_extras(extras):
+    """
+    Repair extras that appear as match objects.
+
+    python/importlib_metadata#369 revealed a flaw in the EntryPoint
+    implementation. This function wraps the extras to ensure
+    they are proper strings even on older implementations.
+    """
+    with contextlib.suppress(AttributeError):
+        return list(item.group(0) for item in extras)
+    return extras