bpo-38880: List interpreters associated with a channel end (GH-17323)



This PR adds the functionality requested by https://github.com/ericsnowcurrently/multi-core-python/issues/52.

Automerge-Triggered-By: @ericsnowcurrently
diff --git a/Misc/ACKS b/Misc/ACKS
index d4ffc36..89f37e5 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -456,6 +456,7 @@
 Ulrich Eckhardt
 David Edelsohn
 John Edmonds
+Benjamin Edwards
 Grant Edwards
 Zvi Effron
 John Ehresman
@@ -570,6 +571,7 @@
 Dan Gass
 Tim Gates
 Andrew Gaul
+Lewis Gaul
 Matthieu Gautier
 Stephen M. Gava
 Xavier de Gaye