Could not find a version that satisfies the requirement slowaes (from Vialectrum==1.9.8.4) (from versions: 0.1a1)
Cleaning up...
  Removing temporary dir /tmp/pip_build_root...
No distributions matching the version for slowaes (from Vialectrum==1.9.8.4)
Exception information:
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/pip/basecommand.py", line 122, in main
    status = self.run(options, args)
  File "/usr/lib/python2.7/dist-packages/pip/commands/install.py", line 278, in run
    requirement_set.prepare_files(finder, force_root_egg_info=self.bundle, bundle=self.bundle)
  File "/usr/lib/python2.7/dist-packages/pip/req.py", line 1178, in prepare_files
    url = finder.find_requirement(req_to_install, upgrade=self.upgrade)
  File "/usr/lib/python2.7/dist-packages/pip/index.py", line 322, in find_requirement
    raise DistributionNotFound('No distributions matching the version for %s' % req)
DistributionNotFound: No distributions matching the version for slowaes (from Vialectrum==1.9.8.4)