diff --git a/jedi/api/classes.py b/jedi/api/classes.py
index b97d23df..3650a3d0 100644
--- a/jedi/api/classes.py
+++ b/jedi/api/classes.py
@@ -236,7 +236,7 @@ class BaseDefinition(object):
         >>> script = Script(source, 1, len('def f'), 'example.py')
         >>> doc = script.goto_definitions()[0].docstring()
         >>> print(doc)
-        f(a, b = 1)
+        f(a, b=1)
         <BLANKLINE>
         Document for function f.
 
diff --git a/jedi/evaluate/finder.py b/jedi/evaluate/finder.py
index 0a5855bf..42105951 100644
--- a/jedi/evaluate/finder.py
+++ b/jedi/evaluate/finder.py
@@ -502,7 +502,7 @@ def get_names_of_scope(evaluator, scope, position=None, star_search=True, includ
 
     >>> from jedi._compatibility import u
     >>> from jedi.parser import Parser, load_grammar
-    >>> parser = Parser(load_grammar('python3.4'), u('''
+    >>> parser = Parser(load_grammar(), u('''
     ... x = ['a', 'b', 'c']
     ... def func():
     ...     y = None
@@ -515,7 +515,7 @@ def get_names_of_scope(evaluator, scope, position=None, star_search=True, includ
     scope.
 
     >>> from jedi.evaluate import Evaluator
-    >>> pairs = list(get_names_of_scope(Evaluator(), scope))
+    >>> pairs = list(get_names_of_scope(Evaluator(load_grammar()), scope))
     >>> pairs[0]
     (<Function: func@3-5>, [<Name: y@4,4>])
 
diff --git a/jedi/evaluate/representation.py b/jedi/evaluate/representation.py
index eb45ce02..4106e4c7 100644
--- a/jedi/evaluate/representation.py
+++ b/jedi/evaluate/representation.py
@@ -748,7 +748,8 @@ class ModuleWrapper(use_metaclass(CachedMetaClass, pr.Module, Wrapper)):
         yield self, self._module_attributes()
         for star_module in self.star_imports():
             yield self, star_module.get_defined_names()
-        yield self, self.base.global_names
+        if self.base.global_names:
+            yield self, self.base.global_names
         sub_modules = self._sub_modules()
         if sub_modules:
             yield self, self._sub_modules()
diff --git a/jedi/parser/tree.py b/jedi/parser/tree.py
index ebc87bff..a906a3e3 100644
--- a/jedi/parser/tree.py
+++ b/jedi/parser/tree.py
@@ -19,18 +19,18 @@ The easiest way to play with this module is to use :class:`parsing.Parser`.
 :attr:`parsing.Parser.module` holds an instance of :class:`SubModule`:
 
 >>> from jedi._compatibility import u
->>> from jedi.parser import Parser
->>> parser = Parser(u('import os'), 'example.py')
+>>> from jedi.parser import Parser, load_grammar
+>>> parser = Parser(load_grammar(), u('import os'), 'example.py')
 >>> submodule = parser.module
 >>> submodule
-<SubModule: example.py@1-1>
+<SubModule: example.py@1-2>
 
 Any subclasses of :class:`Scope`, including :class:`SubModule` has
 attribute :attr:`imports <Scope.imports>`.  This attribute has import
 statements in this scope.  Check this out:
 
 >>> submodule.imports
-[<Import: import os @1,0>]
+[<ImportName: import os@1,0>]
 
 See also :attr:`Scope.subscopes` and :attr:`Scope.statements`.
 
@@ -557,8 +557,8 @@ class Scope(Simple, DocstringMixin):
         Get all defined names in this scope. Useful for autocompletion.
 
         >>> from jedi._compatibility import u
-        >>> from jedi.parser import Parser
-        >>> parser = Parser(u('''
+        >>> from jedi.parser import Parser, load_grammar
+        >>> parser = Parser(load_grammar(), u('''
         ... a = x
         ... b = y
         ... b.c = z