connect should not be called with ''

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@35775 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/tests/sendMail.py

@@ -80,7 +80,10 @@ def sendMail(subject,
         msg.set_payload(body)
 
     # Send the email via SMTP server.
-    s = smtplib.SMTP()
-    s.connect(smtp_host)
+    if smtp_host:
+      s = smtplib.SMTP(smtp_host)
+    else:
+      s = smtplib.SMTP()
+      s.connect()
     s.sendmail(from_mail, to_mail, msg.as_string())
     s.close()