ctypes demo

ctypes.py

from ctypes import *

class Win32api():
   def __init__(self):
       #msdn for what dll to use
       self.SetWindowText = windll.user32.SetWindowTextA
       self.FindWindow = windll.user32.FindWindowA
   
   def String(self,s):
       return c_char_p(s)

   def Int(self,i):
       return c_int(i)

   def Long(self,l):
       return c_long(l)

#small test open command prompt type title lol
test = Win32api()

#none in python is == NULL in C
ret = test.FindWindow(None,test.String("lol"))

#ret holds the window handle HWND(which is really a long/int)
test.SetWindowText(ret,test.String("Command Prompt :D"))

print("done")