extract_gimmick

iNesHeader = [0x4e, 0x45, 0x53, 0x1A, 0x10, 0x10, 0x50, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
counter = 0

def extract(file, offset):
 print('Found ROM at offset %s' % (hex(offset)))
 print('Writing ROM to TRICK.nes...')
 file.seek(offset)
 with open('TRICK.nes', 'wb') as out:
  for i in range(0, 385):
   out.write(f.read(1024))
 print('Done')

with open('TRICK.DMP', 'rb') as f:
 print('Searching for the ROM in TRICK.DMP')
 offset = 0x0
 while (bytes := f.read(128)):
  offsetoffset = 0
  for byte in list(bytes):
   if(iNesHeader[counter] == byte):
    counter += 1
    if(counter == len(iNesHeader)):
     extract(f, offset + offsetoffset - counter + 1)
     quit()
   else:
    if(0 < counter):
     counter = 0
   offsetoffset += 1
  offset = f.tell()
 print('Could not find ROM in TRICK.DMP')