ajoute un mode dry-run

mailing.py

@@ -52,6 +52,11 @@ ma.add_argument(
     help="Template of the mail to be sent",
 )
 
+parser.add_argument(
+    "-d", "--dry-run", action="store_true", help="Load data but don't send anything.",
+)
+
+
 parser.add_argument(
     "-a",
     "--attachement",
@@ -130,7 +135,7 @@ def qencode_subject(message):
     return message.replace(subjectstr, qsubjectstr, 1)
 
 
-def send_message(message, to, attachment):
+def send_message(message, to, attachment, args):
 
     lines = message.split("\n")
 
@@ -188,6 +193,7 @@ def send_message(message, to, attachment):
         % (subjectvalue, fromvalue, dests[0], repr(dests))
     )
 
+    if not args.dry_run:
         # sending the mail to its recipients using the local mailer via SMTP
         server = smtplib.SMTP("localhost", "25")
         server.set_debuglevel(1)
@@ -228,7 +234,7 @@ if __name__ == "__main__":
         body = replace_values(bodytemplate, values)
 
         # send message
-        send_message(body, recipient, attachment)
+        send_message(body, recipient, attachment, args)
 
         # pause every 10 mails for 5 secs so that the MTA doesn't explode
         counter = counter + 1