title: Trouble downloading pandarallel
body: <p>I'm trying to download pandarallel but it's not working, this is the code I'm using in terminal:</p>
  <pre><code>pip install pandarallel [--upgrade] [--user]`
  </code></pre>
  <p>I'm getting the error:</p>
  <pre><code>Parse error at &quot;'[--upgra'&quot;: Expected string_end
  </code></pre>
  <p>How can I fix this?</p>