# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1473021191 -7200
# Node ID 1ccf2b9d8acd3ddcb4fe779a65cbed19ba4c3a00
# Parent  bda2e002244fa97e4510d645eea7cc343a0f922d
Ensure built-in type modules are imported and not discarded by parent modules.

diff -r bda2e002244f -r 1ccf2b9d8acd modules.py
--- a/modules.py	Sun Sep 04 20:41:27 2016 +0200
+++ b/modules.py	Sun Sep 04 22:33:11 2016 +0200
@@ -151,7 +151,8 @@
         # automatically propagated when defined.
 
         for name, ref in self.objects.items():
-            del self.importer.objects[name]
+            if not ref.has_kind("<module>"):
+                del self.importer.objects[name]
 
     def propagate_attrs(self):
 
@@ -249,6 +250,7 @@
 
         # NOTE: This makes assumptions about the __builtins__ structure.
 
+        self.queue_module("__builtins__.%s" % name, True)
         return Reference("<class>", "__builtins__.%s.%s" % (name, name))
 
     def get_object(self, path):