fix replace_header

2019-11-14 17:35:29 +01:00 · 2019-11-14 17:35:29 +01:00 · e335ae7d52
parent 8b67a13581
commit e335ae7d52
1 changed files with 5 additions and 1 deletions
--- a/email_handler.py
+++ b/email_handler.py
@ -114,7 +114,11 @@ class MailHandler:

                # add custom header
                msg.add_header("X-SimpleLogin-Type", "Forward")
-                msg.replace_header("Reply-To", forward_email.reply_email)
+                try:
+                    msg.add_header("Reply-To", forward_email.reply_email)
+                except ValueError:
+                    # the header exists already
+                    msg.replace_header("Reply-To", forward_email.reply_email)

                LOG.d(
                    "Send mail from %s to %s, mail_options %s, rcpt_options %s ",