#if defined(RANDALL_WAS_HERE) # define Py_UNREACHABLE() \ Py_FatalError( \ "If you're seeing this, the code is in what I thought was\n" \ "an unreachable state.\n\n" \ "I could give you advice for what to do, but honestly, why\n" \ "should you trust me? I clearly screwed this up. I'm writing\n" \ "a message that should never appear, yet I know it will\n" \ "probably appear someday.\n\n" \ "On a deep level, I know I'm not up to this task.\n" \ "I'm so sorry.\n" \ "https://xkcd.com/2200") #elif defined(Py_DEBUG) # define Py_UNREACHABLE() \ Py_FatalError( \ "We've reached an unreachable state. Anything is possible.\n" \ "The limits were in our heads all along. Follow your dreams.\n" \ "https://xkcd.com/2200")
etc -- https://mail.python.org/mailman/listinfo/python-list