title: In python what does the keyword "from" mean
body: <pre><code>  from twilio.rest import Client
  
  account_sid = "ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
  auth_token = "your_auth_token"
  client = Client(account_sid, auth_token)
  
  for sms in client.messages.list():
      print(sms.to)
  </code></pre>
  
  <p>here what is the meaning of keyword "from"?</p>