name: Crash Report about: Crash (traceback or “INTERNAL ERROR”) labels: “crash”

Crash Report

(Tell us what happened.)

Traceback

(Insert traceback and other messages from mypy here -- use `--show-traceback`.)

To Reproduce

(Write what you did to reproduce the crash. Full source code is appreciated. We also very much appreciate it if you try to narrow the source down to a small stand-alone example.)

Your Environment

  • Mypy version used:
  • Mypy command-line flags:
  • Mypy configuration options from mypy.ini (and other config files):
  • Python version used:
  • Operating system and version: