title: Manually install python for jira lib
body: <p>I have a linux machine in a secure environment and cant download from pypi, so I downloaded python for jira manually and run " pip install --no-index --find-links=jira/ jira".
  Getting this error and cant figure out how do solve it.</p>
  
  <blockquote>
    <p>Could not find a version that satisfies the requirement cryptography;
    extra == "signedtoken" (from oauthlib[signedtoken]>=1.0.0->jira) (from
    versions: ) No matching distribution found for cryptography; extra ==
    "signedtoken" (from oauthlib[signedtoken]>=1.0.0->jira)</p>
  </blockquote>