type of NamePart in definition should work.

jedi/api/__init__.py

@@ -518,7 +518,7 @@ class Script(object):
         names = usages.usages(self._evaluator, definitions, search_name, module)
 
         for d in set(definitions):
-            if isinstance(d, pr.Module):
+            if isinstance(d, (pr.Module, compiled.CompiledObject)):
                 names.append(usages.Usage(self._evaluator, d, d))
             elif isinstance(d, er.Instance):
                 # Instances can be ignored, because they have been created by

jedi/api/classes.py

@@ -137,6 +137,8 @@ class BaseDefinition(object):
             return stripped.type()
         if isinstance(stripped, er.InstanceElement):
             stripped = stripped.var
+        if isinstance(stripped, pr.NamePart):
+            stripped = stripped.parent
         if isinstance(stripped, pr.Name):
             stripped = stripped.parent
         return type(stripped).__name__.lower()

jedi/api/usages.py

@@ -9,10 +9,10 @@ from jedi.evaluate import helpers
 class Usage(classes.Definition):
     """TODO: document this"""
     def __init__(self, evaluator, name_part, scope):
-        super(Usage, self).__init__(evaluator, scope)
+        super(Usage, self).__init__(evaluator, name_part)
         self._start_pos = name_part.start_pos
         self.text = unicode(name_part)
-        self.end_pos = name_part.end_pos
+        #self.end_pos = name_part.end_pos
 
     @property
     def description(self):

jedi/parser/representation.py

@@ -1395,6 +1395,9 @@ class NamePart(object):
     def __hash__(self):
         return hash(self.string)
 
+    def get_parent_until(self, *args, **kwargs):
+        return self.parent.get_parent_until(*args, **kwargs)
+
     @property
     def start_pos(self):
         offset = self.parent._sub_module.line_offset

test/completion/usages.py

@@ -255,7 +255,7 @@ check(DynamicParam())
 # Compiled Objects
 # -----------------
 
-import sys
+import _sre
 
-#< 0 (-3,7), (0,0)
-sys
+#< 0 (-3,7), (0,0), ('_sre', None, None)
+_sre

test/run.py

@@ -221,8 +221,10 @@ class IntegrationTestCase(object):
                 # this means that there is a module specified
                 wanted.append(pos_tup)
             else:
-                wanted.append((self.module_name, self.line_nr + pos_tup[0],
-                                pos_tup[1]))
+                line = pos_tup[0]
+                if pos_tup[0] is not None:
+                    line += self.line_nr
+                wanted.append((self.module_name, line, pos_tup[1]))
 
         return compare_cb(self, compare, sorted(wanted))