Do we have useful headers

I'm not sure.

docs/courier-to-mailman3.md

@@ -39,3 +39,4 @@ This is our current version trying to communicate between courier and mailman3.
 * I see...  
   * The parsing of the environment variables is failing, but let's try this.
 * That's not doing it...  Might need to create users?
+* OK, let's see if what I need is in the headers...

source/courier-to-mailman3.py

@@ -26,6 +26,7 @@ try:
     import os
     import sys
     import smtplib
+    from email.parser import HeaderParser
 
     logger.info('Starting Logging (inside try)')
 
@@ -44,7 +45,10 @@ try:
         # "Line too long (see RFC5321 4.5.3.1.6)"
         # https://gitlab.com/mailman/mailman/-/issues/1133
         content = sys.stdin.buffer.read()
-        content = content.replace(b'\r\n', b'\n').replace(b'\r', b'\n').replace(b'\n', b'\r\n')
+        #content = content.replace(b'\r\n', b'\n').replace(b'\r', b'\n').replace(b'\n', b'\r\n')
+        header = content.strip()
+        headers = HeaderParser(),parsestr(header)
+        pprint(dict(headers))
 
         # See <https://qmail.notqmail.org/qmail-manual-html/man8/qmail-command.html>
         # for qmail command docs and supplied environment variables.
@@ -55,7 +59,7 @@ try:
         logger.info('EXT4: %s', os.environ['EXT2'])
         logger.info('EXT3: %s', os.environ['EXT3'])
         logger.info('EXT2: %s', os.environ['EXT4'])
-        logger.info('DEFAULT: %s', os.enviorn['DEFAULT'])
+        logger.info('DEFAULT: %s', os.environ['DEFAULT'])
         arg_ext_tmp = sys.argv[2] if len(sys.argv) > 2 else "1"
         arg_ext = arg_ext_tmp if arg_ext_tmp != "1" else ""
         lmtp.sendmail(