title: Unable to use pip inside jenkins
body: <p>I am trying to create a virtualenv inside jenkins job and then install requirements.txt. But I am unable to create virtualenv. This is what my Jenkins file look like.</p>
  
  <pre><code>sh 'sudo easy_install pip; pip install virtualenv'
  </code></pre>
  
  <p>But I am getting </p>
  
  <pre><code>+ sudo easy_install pip
  Searching for pip
  Best match: pip 9.0.1
  Processing pip-9.0.1-py2.7.egg
  pip 9.0.1 is already the active version in easy-install.pth
  Installing pip script to /usr/local/bin
  Installing pip2.7 script to /usr/local/bin
  Installing pip2 script to /usr/local/bin
  
  Using /Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg
  Processing dependencies for pip
  Finished processing dependencies for pip
  + pip install virtualenv
  /Users/Shared/Jenkins/Home/workspace/test-jenkinsfile@tmp/durable-e0a93859/script.sh: line 3: pip: command not found
  </code></pre>