Fix issue with representing Enum types

lib/yaml/representer.py

@@ -369,7 +369,7 @@ Representer.add_representer(complex,
 Representer.add_representer(tuple,
         Representer.represent_tuple)
 
-Representer.add_representer(type,
+Representer.add_multi_representer(type,
         Representer.represent_name)
 
 Representer.add_representer(collections.OrderedDict,

tests/data/construct-python-name-module.code

@@ -1 +1 @@
-[str, yaml.Loader, yaml.dump, abs, yaml.tokens]
+[str, yaml.Loader, yaml.dump, abs, yaml.tokens, signal.Handlers]

tests/data/construct-python-name-module.data

@@ -3,3 +3,4 @@
 - !!python/name:yaml.dump
 - !!python/name:abs
 - !!python/module:yaml.tokens
+- !!python/name:signal.Handlers

tests/lib/test_constructor.py

@@ -5,6 +5,9 @@ import pprint
 import datetime
 import yaml.tokens
 
+# Import any packages here that need to be referenced in .code files.
+import signal
+
 def execute(code):
     global value
     exec(code)