Create the importer stuff Python2.7 and 3.3

jedi/evaluate/compiled/subprocess/__main__.py

@@ -1,37 +1,48 @@
 import sys
 import os
 
-from importlib.machinery import FileFinder
 
-
-class ExactImporter(object):
-    def __init__(self, path_dct):
-        self._path_dct = path_dct
-
-    def find_module(self, fullname, path=None):
-        if path is None and fullname in self._path_dct:
-            loader, _ = FileFinder(self._path_dct[fullname]).find_loader(fullname)
-            return loader
-        return None
-
-
-def _create_importer():
+def _get_paths():
     # Get the path to jedi.
     _d = os.path.dirname
     _jedi_path = _d(_d(_d(_d(_d(__file__)))))
     _parso_path = sys.argv[1]
     # The paths are the directory that jedi and parso lie in.
-    return ExactImporter({'jedi': _jedi_path, 'parso': _parso_path})
+    return {'jedi': _jedi_path, 'parso': _parso_path}
 
 
-# Remove the first entry, because it's simply a directory entry that equals
-# this directory.
-del sys.path[0]
+if sys.version_info > (3, 4):
+    from importlib.machinery import FileFinder
 
-# Try to import jedi/parso.
-sys.meta_path.insert(0, _create_importer())
-from jedi.evaluate.compiled import subprocess  # NOQA
-sys.meta_path.pop(0)
+    class _ExactImporter(object):
+        def __init__(self, path_dct):
+            self._path_dct = path_dct
+
+        def find_module(self, fullname, path=None):
+            if path is None and fullname in self._path_dct:
+                loader, _ = FileFinder(self._path_dct[fullname]).find_loader(fullname)
+                return loader
+            return None
+
+    # Remove the first entry, because it's simply a directory entry that equals
+    # this directory.
+    del sys.path[0]
+
+    # Try to import jedi/parso.
+    sys.meta_path.insert(0, _ExactImporter(_get_paths()))
+    from jedi.evaluate.compiled import subprocess  # NOQA
+    sys.meta_path.pop(0)
+else:
+    import imp
+
+    def load(name):
+        paths = list(_get_paths().values())
+        fp, pathname, description = imp.find_module(name, paths)
+        return imp.load_module(name, fp, pathname, description)
+
+    load('parso')
+    load('jedi')
+    from jedi.evaluate.compiled import subprocess  # NOQA
 
 # And finally start the client.
 subprocess.Listener().listen()