There where a lot of error messages like //error: Could not find suitable distribution for Requirement.parse// for several packages on appveyor in past:
- py340 memento_client!=0.6.0,>=0.5.1 https://ci.appveyor.com/project/Ladsgroup/pywikibot-g4xqx/build/1.0.226/job/hnu1gqk252u6iqry
- py340-x64 sseclient>=0.0.18 https://ci.appveyor.com/project/Ladsgroup/pywikibot-g4xqx/build/1.0.224/job/oxfj9s1bu3yfmreg
- py340-x64 python-stdnum https://ci.appveyor.com/project/Ladsgroup/pywikibot-g4xqx/build/1.0.222/job/ghkdbskpiqmo9esg
- py340 pycountry https://ci.appveyor.com/project/Ladsgroup/pywikibot-g4xqx/build/1.0.221/job/esq2iipwm8a8ve2s
- py340-x64 BeautifulSoup4 https://ci.appveyor.com/project/Ladsgroup/pywikibot-g4xqx/build/1.0.221/job/lvqbq1b8ux141qdr
- ... and a lot more
All of them failes reading the package from pypi:
```
Reading https://pypi.python.org/simple/
No local packages or working download links found for ...
```