title: term 'celery' is not recognized as an external function or cmdlet
body: <p>I'm using Celery in my django application and when i'm trying to start celery worker with command: 'celery -A &lt;project_name&gt; worker -l info --pool=solo' it shows me an error that module 'celery' is not recognized, despite i've installed all necessary packages...</p>
  <p>&gt;: celery worker --app=demo_app.core --pool=solo --loglevel=INFO</p>
  <blockquote>
  <p>: The term 'celery' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the path
  is correct and try again.
  At line:1 char:1</p>
  </blockquote>
  <ul>
  <li>celery worker --app=demo_app.core --pool=solo --loglevel=INFO</li>
  <li>~
  <ul>
  <li>CategoryInfo          : ObjectNotFound: (celery:String) [], CommandNotFoundException</li>
  <li>FullyQualifiedErrorId : CommandNotFoundException</li>
  </ul>
  </li>
  </ul>
  <p>I've also tried to add celery's path to PATH variable, but it throws this error anyway.</p>