Bring back your frontmost application in macOS after NoMAD try to steal it🤖 ( make sure you do chmod +x before execute )

get-back-my-focus-no-mad.sh

#!/usr/bin/python
try:
    from AppKit import NSWorkspace, NSApplicationActivateIgnoringOtherApps
except ImportError:
    print "Can't import AppKit -- maybe you're running python from brew?"
    print "Try running with Apple's /usr/bin/python instead."
    exit(1)

from datetime import datetime
from time import sleep


def getActiveApplicationName():
    return NSWorkspace.sharedWorkspace().activeApplication()['NSApplicationName']


last_active_app_name = None
runningApplications = NSWorkspace.sharedWorkspace().runningApplications()
while True:
    try:
        active_app = None
        for app in runningApplications:
            if getActiveApplicationName() == app.localizedName():
                active_app = app

        if active_app.localizedName() == 'NoMAD' or active_app.localizedName() == 'SystemUIServer':
            # bring last_active_app if NoMAD Active
            print "NoMAD is triggered!, stealing back my windows..... %s" % last_active_app_name
            last_active_app = None
            for app in runningApplications:
                if app.localizedName() == last_active_app_name:
                    last_active_app = app

            if last_active_app == None:
                print "Cannot find %s make sure you are running this application before this script is started" % last_active_app_name
            else:
                last_active_app.activateWithOptions_(NSApplicationActivateIgnoringOtherApps)
        else:
            last_active_app_name = active_app.localizedName()
    except:
        continue
    sleep(0.5)