Issue #24450: Proxy gi_yieldfrom & cr_await in asyncio.CoroWrapper

Lib/asyncio/coroutines.py

@@ -144,6 +144,14 @@ class CoroWrapper:
 
         __await__ = __iter__ # make compatible with 'await' expression
 
+        @property
+        def gi_yieldfrom(self):
+            return self.gen.gi_yieldfrom
+
+        @property
+        def cr_await(self):
+            return self.gen.cr_await
+
         @property
         def cr_running(self):
             return self.gen.cr_running