Python script to enum OSX windows and corresponding process id

iswin.py

#!/usr/bin/env python
# from https://github.com/sjitech/mac_list_windows_pids/blob/master/lswin.py
# requires Quartz framework installed
# $pip install pyobjc-framework-Quartz

import Quartz

#wl = Quartz.CGWindowListCopyWindowInfo( Quartz.kCGWindowListOptionOnScreenOnly | Quartz.kCGWindowListExcludeDesktopElements, Quartz.kCGNullWindowID)
wl = Quartz.CGWindowListCopyWindowInfo( Quartz.kCGWindowListOptionAll, Quartz.kCGNullWindowID)

wl = sorted(wl, key=lambda k: k.valueForKey_('kCGWindowOwnerPID'))

#print wl

print 'PID'.rjust(7) + ' ' + 'WinID'.rjust(5) + '  ' + 'x,y,w,h'.ljust(21) + ' ' + '\t[Title] SubTitle'
print '-'.rjust(7,'-') + ' ' + '-'.rjust(5,'-') + '  ' + '-'.ljust(21,'-') + ' ' + '\t-------------------------------------------'

for v in wl:
        print ( \
                str(v.valueForKey_('kCGWindowOwnerPID') or '?').rjust(7) + \
                ' ' + str(v.valueForKey_('kCGWindowNumber') or '?').rjust(5) + \
                ' {' + ('' if v.valueForKey_('kCGWindowBounds') is None else \
                        ( \
                                str(int(v.valueForKey_('kCGWindowBounds').valueForKey_('X')))     + ',' + \
                                str(int(v.valueForKey_('kCGWindowBounds').valueForKey_('Y')))     + ',' + \
                                str(int(v.valueForKey_('kCGWindowBounds').valueForKey_('Width'))) + ',' + \
                                str(int(v.valueForKey_('kCGWindowBounds').valueForKey_('Height'))) \
                        ) \
                        ).ljust(21) + \
                '}' + \
                '\t[' + ((v.valueForKey_('kCGWindowOwnerName') or '') + ']') + \
                ('' if v.valueForKey_('kCGWindowName') is None else (' ' + v.valueForKey_('kCGWindowName') or '')) \
        ).encode('utf8')