Set project name to UNKNOWN when empty

For compatibility with distutils
pypa · Apr 24, 2021 · 57cfa05 · 57cfa05
1 parent 75ba96c
commit 57cfa05
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/pip/_internal/locations/_sysconfig.py b/src/pip/_internal/locations/_sysconfig.py
@@ -139,7 +139,7 @@ def get_scheme(
     scheme = Scheme(
         platlib=paths["platlib"],
         purelib=paths["purelib"],
-        headers=os.path.join(paths["include"], dist_name),
+        headers=os.path.join(paths["include"], dist_name or "UNKNOWN"),
         scripts=paths["scripts"],
         data=paths["data"],
     )