Growatt hash_password performance

hash-perf.py

import timeit

def hash_password_str(password):
    password_md5 = hashlib.md5(password.encode("utf-8")).hexdigest()
    for i in range(0, len(password_md5), 2):
        if password_md5[i] == "0":
            password_md5 = password_md5[0:i] + "c" + password_md5[i + 1 :]
    return password_md5
  
def hash_password_byte(password):
    password_md5 = bytearray(hashlib.md5(password.encode("utf-8")).digest())
    for i in range(0, len(password_md5)):
        if password_md5[i] < 0x10:
            password_md5[i] += 0xc0 
    return ''.join('{:02x}'.format(x) for x in password_md5)  
 

timeit.timeit("hash_password_str('*****')", number=1000, setup="from __main__ import hash_password_str")
#0.002764114000456175
timeit.timeit("hash_password_byte('*****')", number=1000, setup="from __main__ import hash_password_byte")
#0.013364751999688451