More ME patches:
More ME patches:

(py-shell): Recognize the Python debugger prompt

(py-jump-to-exception): Force into python-mode any buffer that gets
jumped to on exception.  Cope with py-exception-buffer possibly a
cons.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator