fix bpython#483 temporarily

thomasballinger · thomasballinger · commit 291a5d363dce · 2015-02-18T16:25:22.000-05:00
diff --git a/bpython/autocomplete.py b/bpython/autocomplete.py
@@ -367,13 +367,19 @@ def matches(self, cursor_offset, line, **kwargs):
             if not lineparts.current_word(cursor_offset, line):
                 return None
             history = '\n'.join(history) + '\n' + line
+
             try:
                 script = jedi.Script(history, len(history.splitlines()),
                                      cursor_offset, 'fake.py')
                 completions = script.completions()
             except jedi.NotFoundError:
                 self._orig_start = None
                 return None
+            except IndexError:
+                # for https://github.com/bpython/bpython/issues/483
+                self._orig_start = None
+                return None
+
             if completions:
                 diff = len(completions[0].name) - len(completions[0].complete)
                 self._orig_start = cursor_offset - diff
