Add a py__path__ method to the ModuleWrapper, that behaves very similar to a package's __path__ attribute.

jedi/evaluate/imports.py

@@ -448,14 +448,18 @@ class _Importer(object):
                     # This is a recursive way of importing that works great with
                     # the module cache.
                     base = self._do_import(import_path[:-1], sys_path)
-                    path = base.py__file__()
-
-                    debug.dbg('search_module %s in pkg %s', module_name, path)
-                    module_file, module_path, is_pkg = \
-                        find_module(import_parts[-1], [path])
-                    raise NotImplementedError
+                    try:
+                        paths = base.py__path__()
+                    except AttributeError:
+                        # The module is not a package.
+                        raise NotImplementedError
+                    else:
+                        debug.dbg('search_module %s in paths %s', module_name, paths)
+                        for path in paths:
+                            module_file, module_path, is_pkg = \
+                                find_module(import_parts[-1], [path])
                 else:
-                    debug.dbg('search_module %s in %s', module_name, self.file_path)
+                    debug.dbg('search_module %s in %s', import_parts[-1], self.file_path)
                     # Override the sys.path. It works only good that way.
                     # Injecting the path directly into `find_module` did not work.
                     sys.path, temp = sys_path, sys.path

jedi/evaluate/representation.py

@@ -30,6 +30,7 @@ __
 """
 import os
 import pkgutil
+import imp
 from itertools import chain
 
 from jedi._compatibility import use_metaclass, unicode, Python3Method
@@ -762,6 +763,28 @@ class ModuleWrapper(use_metaclass(CachedMetaClass, pr.Module, Wrapper)):
     def py__name__(self):
         return self._evaluator.module_name_cache[self]
 
+    def py__file__(self):
+        return self._module.path
+
+    @property
+    def py__path__(self):
+        """
+        In case of a package, this returns Python's __path__ attribute, which
+        is a list of paths (strings).
+        Raises an AttributeError if the module is not a package.
+        """
+        def return_value():
+            return [path]
+
+        for suffix, _, _ in imp.get_suffixes():
+            ending = '__init__' + suffix
+            if self.py__file__().endswith(ending):
+                # Remove the ending, including the separator.
+                path = self.py__file__()[:-len(ending) - 1]
+                return return_value
+        else:
+            raise AttributeError('Only packages have __path__ attributes.')
+
     @memoize_default()
     def _sub_modules_dict(self):
         """