I\'m designing an app that allows users to email me crash reports if my app ever crashes. I\'d like to leave Mac Mail running on a computer and when an email comes through,
Use the Dictionary in Applescript Editor to see the properties of mail and you'll quickly be able to see the properties of any mail message. Here's a quick and dirty example of getting the content of a mail message.
tell application "Mail"
set the_messages to selection
repeat with this_message in the_messages
set mytext to content of this_message
end repeat
end tell
Modify the script linked to above that copies output to a temporary file and then pass that file to your Python script to act on.