- [ ] I have marked all applicable categories:
    + [ ] exception-raising bug
    + [ ] visual output bug
    + [ ] documentation request (i.e. "X is missing from the documentation." If instead I want to ask "how to use X?" I understand [StackOverflow#tqdm] is more appropriate)
    + [ ] new feature request
- [ ] I have visited the [source website], and in particular
  read the [known issues]
- [ ] I have searched through the [issue tracker] for duplicates
- [ ] I have mentioned version numbers, operating system and
  environment, where applicable:
  ```python
  import tqdm, sys
  print(tqdm.__version__, sys.version, sys.platform)
  ```

  [source website]: https://github.com/tqdm/tqdm/
  [known issues]: https://github.com/tqdm/tqdm/#faq-and-known-issues
  [issue tracker]: https://github.com/tqdm/tqdm/issues?q=
  [StackOverflow#tqdm]: https://stackoverflow.com/questions/tagged/tqdm