Outlook Listener

outlook-runner.py

import win32com.client
import pythoncom
import re

class Handler_Class(object):
    def OnNewMailEx(self, receivedItemsIDs):
        # RecrivedItemIDs is a collection of mail IDs separated by a ",".
        # You know, sometimes more than 1 mail is received at the same moment.
        for ID in receivedItemsIDs.split(","):
            mail = outlook.Session.GetItemFromID(ID)
            subject = mail.Subject
            try:
                # Parse the subject line 
                command = re.search(r"whatevs", subject).group(1)
                print command # Or whatever code you wish to execute.
            except:
                pass

outlook = win32com.client.DispatchWithEvents("Outlook.Application", Handler_Class)

# an infinite loop that waits for event
pythoncom.PumpMessages() 

https://stackoverflow.com/questions/41057336/win32com-client-dispatchwithevents-for-multiple-objects-in-the-same-thread