字符转码编码

import random
from string import lower


changdi_list=[]
def get_changdi():
    path = "changdi.txt"
    txt = open(path, "r")
    #txt = open(path, "r", encoding="utf-8-sig")

    for line in txt.readlines():
        line = line.strip()
        if len(line) >0:
            changdi_list.append(str(line))

get_changdi()
#aa="756D"

place=[]
def getplace():
    path = "history"
    txt = open(path, "r")
    #txt = open(path, "r", encoding="utf-8-sig")

    for line in txt.readlines():
        line = line.strip()
        if len(line) >0:
            place.append(str(line))

getplace()
 

lst= ['1', '2', '3', '4', '5', '6', '7', '8', '9', '10', \
 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n',\
 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z']

lst_int = map(lambda x: lst.index(x), lst)

keys = lst
values = list(lst_int)
d = dict(zip(keys, values))

def charToNum(c):
    if c.isalpha():
        return d[c]
        #return ord(c)
    else:
        return c


def getID(aa):
    restr="00"
    for i in aa:
        restr=restr+str(charToNum(lower(i)))
#    print(restr)
    
    while len(restr) <15:
        restr = restr + '6'
#    print(restr)
    
    random.randint(0, 9)
    while len(restr) <18:
        restr = restr + str(random.randint(0,9))
#    print(restr)
    for i in place:
        if restr == i:
            print(i,"is been used")
    return restr

#print(getID("023WE"))

for i in changdi_list:
    #print(getID(i.split('-'[1])))
    with open('result.txt',mode='a') as f, open('history',mode='a') as his_f:
        changdi= i.strip()
        tmplist=  changdi.split('-')
        #print(tmplist[0],len(tmplist))
        if len(tmplist) >2:
            deviceId = getID(tmplist[1].strip() )
            print( deviceId )
            f.write( deviceId +'\n')
            his_f.write( deviceId +'\n')
        elif tmplist[0]=="":
            deviceId = ""
            print( deviceId )
            f.write( deviceId +'\n')
            his_f.write( deviceId +'\n')
        else:
            deviceId = getID(tmplist[0].strip() )
            print( deviceId )
            f.write( deviceId +'\n')
            his_f.write( deviceId +'\n')