code: def get_highest_version(versions):
      
      sorted_versions = []
      for ver in versions:
          sorted_versions.append((pkg_resources.parse_version(ver), ver))
  
      sorted_versions = sorted(sorted_versions)
      sorted_versions.reverse()
      return sorted_versions[0][1]
docs: Returns highest available version for a package in a list of versions
      Uses pkg_resources to parse the versions
  
      @param versions: List of PyPI package versions
      @type versions: List of strings
  
      @returns: string of a PyPI package version