title: Unable to send email by pywin32
body: <p>I use pywin32 to send email with Outlook.</p>
  <p>However, the email are not received.</p>
  <p>Can anyone solve this problem?</p>
  <pre><code>import time
  import win32com.client
  outlook = win32com.client.Dispatch('Outlook.Application')
  mail = outlook.CreateItem(0)
  mail.To = 'abc@gmail.com'
  mail.Subject = &quot;test&quot;
  mail.Display()
  time.sleep(5)
  mail.Send()
  </code></pre>