Added the DEBUG global (set from the DISTUTILS_DEBUG environment variable). Changed the exception-handling code in 'setup()' to re-raise exceptions   if DEBUG is true.
Added the DEBUG global (set from the DISTUTILS_DEBUG environment variable).
Changed the exception-handling code in 'setup()' to re-raise exceptions
  if DEBUG is true.

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