#### Description

Description of the problem

#### Code

If applicable, code to reproduce the issue and/or the stacktrace of the issue

#### Versions

- Python version: `import sys; print(sys.version)`

- Python distribution/environment: CPython/Anaconda/IPython/IDLE

- Operating System: Windows 10, Ubuntu Linux, etc.

- Package version: `import progressbar; print(progressbar.__version__)`