Перевод строкового hex в числовой hex

target_ptr= "0x13FFE1000"

target_ptr_addr = ctypes.c_ulonglong(target_ptr)

target_ptr == 0x13FFE1000 #Хочу получать
target_ptr == "0x13FFE1000" #Получаю

target = "0x13FFE1000"
target_ptr = "{:x}".format(int(target,16))
target_ptr2 = int(target,16)
target_ptr3 = hex(int(target,16))
#Ожидаю получить int 0x13FFE1000
#1 получаю str "0x13FFE1000"
#2 получаю int 5368582144
#3 получаю str "0x13FFE1000"

import time
from ctypes import *
from ctypes.wintypes import *
from subprocess import check_output
 
last_time = time.time()
OpenProcess = windll.kernel32.OpenProcess
ReadProcessMemory = windll.kernel32.ReadProcessMemory
CloseHandle = windll.kernel32.CloseHandle
 
PROCESS_ALL_ACCESS = 0x1F0FFF
PROCESS_VM_READ = 0x0010
process_name = "DarkSoulsIII.exe"
def get_pid():
    line = check_output('tasklist /fi "Imagename eq DarkSoulsIII.exe"').split()
    return int(line[14])
pid = get_pid()
 
target_ptr_addr = 0x13FFE1000
target_ptr_addr = ctypes.c_ulonglong(target_ptr_addr)
 
bufferSize = 32
target_ptr = ctypes.create_string_buffer(bufferSize)
bytesRead = c_ulonglong(bufferSize)
processHandle = OpenProcess(PROCESS_VM_READ, False, pid)
 
if ReadProcessMemory(processHandle, target_ptr_addr, target_ptr, bufferSize, byref(bytesRead)):
    target_ptr = str(hex(target_ptr.raw[5]))+str(hex(target_ptr.raw[4])).replace('0x', '')+str(hex(target_ptr.raw[3])).replace('0x', '')+str(hex(target_ptr.raw[2])).replace('0x', '')+str(hex(target_ptr.raw[1])).replace('0x', '')+str(hex(target_ptr.raw[0])).replace('0x', '')
print("target_ptr =", target_ptr)
 
print("Time: {}".format(time.time() - last_time))
CloseHandle(processHandle)

def h2i(h):
    hd="0123456789ABCDEF"
    acc=0
    for a in h[2:]:
        k=hd.find(a.upper())
        acc=acc*16+k
    return acc    
        
print(h2i("0xff"))

print(int('0xff', 16))