title: Python SMTP lib required SMTPUTF8 for non-ASCI characters in from adress display name
body: <p>I'm using python's smtplip for sending emials. Everything id working fine except when I'm use  non-ASCI character in message from address.</p>
  
  <p>I'm using python 3.5.</p>
  
  <p>This works fine even with non-ASCI To and Subject:</p>
  
  <pre><code>import smtplib
  
  from email.message import EmailMessage
  from email.headerregistry import Addressmsg = EmailMessage()
  
  msg['Subject'] = "Subject with non-asci chars like á"
  msg['From'] = Address("Foo Bar", "foo.bar", "example.cz")
  msg['To'] = (Address("Fóó Bár", "foo.bar", "example.cz"),
  </code></pre>
  
  <p>Bud when I'm try use non-ASCI in from like this:</p>
  
  <pre><code>msg['Subject'] = "Subject with non-asci chars like á"
  msg['From'] = Address("Fóó Bár", "foo.bar", "example.cz")
  msg['To'] = (Address("Fóó Bár", "foo.bar", "example.cz"),
  </code></pre>
  
  <p>Both from above sending with:</p>
  
  <pre><code>with smtplib.SMTP('localhost') as s:
          s.send_message(msg)
  </code></pre>
  
  <p>I'm get this exception:</p>
  
  <pre><code>smtplib.SMTPNotSupportedError: One or more source or delivery addresses require internationalized email support, but the server does not advertise the required SMTPUTF8 capability`
  </code></pre>
  
  <p>I know that caused by our's smtp server that does not support SMTPUTF8, but only from non-ASCI display name it shouldn't be necesery. </p>