title: POST csv/Text file using cURL
body: <p>How can I send POST request with a csv or a text file to the server running on a <code>localhost</code> using <code>cURL</code>. </p>
  
  <p>I have tried <code>curl -X POST -d @file.csv http://localhost:5000/upload</code> but I get </p>
  
  <blockquote>
    <p>{
        "message": "The browser (or proxy) sent a request that this server could not understand."
    }</p>
  </blockquote>
  
  <p>My server is <code>flask_restful API</code>. Thanks a lot in advance.</p>