Merge the master branch into the dev branch.

jedi/__init__.py

@@ -34,7 +34,7 @@ As you see Jedi is pretty simple and allows you to concentrate on writing a
 good text editor, while still having very good IDE features for Python.
 """
 
-__version__ = '0.9.0-alpha0'
+__version__ = '0.9.0'
 
 from jedi.api import Script, Interpreter, NotFoundError, set_debug_function
 from jedi.api import preload_module, defined_names, names

jedi/api/__init__.py

@@ -553,7 +553,7 @@ class Interpreter(Script):
     upper
     """
 
-    def __init__(self, source, namespaces=[], **kwds):
+    def __init__(self, source, namespaces, **kwds):
         """
         Parse `source` and mixin interpreted Python objects from `namespaces`.
 
@@ -567,6 +567,10 @@ class Interpreter(Script):
         If `line` and `column` are None, they are assumed be at the end of
         `source`.
         """
+        if type(namespaces) is not list or len(namespaces) == 0 or \
+           any([type(x) is not dict for x in namespaces]):
+            raise TypeError("namespaces must be a non-empty list of dict")
+
         super(Interpreter, self).__init__(source, **kwds)
         self.namespaces = namespaces
 

jedi/utils.py

@@ -108,7 +108,7 @@ def version_info():
     Returns a namedtuple of Jedi's version, similar to Python's
     ``sys.version_info``.
     """
-    Version = namedtuple('Version', 'major, minor, micro, releaselevel, serial')
+    Version = namedtuple('Version', 'major, minor, micro')
     from jedi import __version__
     tupl = re.findall('[a-z]+|\d+', __version__)
     return Version(*[x if i == 3 else int(x) for i, x in enumerate(tupl)])