Always read extras from InstallRequirement.extras

pypa · May 27, 2020 · ec3c409 · ec3c409
1 parent 4aac688
commit ec3c409
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/pip/_internal/resolution/resolvelib/factory.py b/src/pip/_internal/resolution/resolvelib/factory.py
@@ -162,7 +162,7 @@ def _iter_found_candidates(
         for ireq in ireqs:
             specifier &= ireq.req.specifier
             hashes |= ireq.hashes(trust_internet=False)
-            extras |= ireq.req.extras
+            extras |= frozenset(ireq.extras)
 
         # We use this to ensure that we only yield a single candidate for
         # each version (the finder's preferred one for that version). The