5.正则数字转换

#这里数字转换主要是为了解决网站返回虚假数据的问题，但写完才发现网站的数字是有自己的一套机制的，而不是固定的，因此不好解决，那就当回顾一下re匹配知识吧。

str="1332-31-15"


# print(str[:-5])
# print(str1[:-5])


import re


# print(A)
# print(type(A))

def  trans(A):
    num=[]
    for i in range (0,len(A)):
        if A[i]=="0":
            zero=re.compile("0")
            z=re.sub(zero,"5",A[i])
            num.append(z)

        elif A[i]=="1":
            one=re.compile("1")
            o=re.sub(one,"2",A[i])
            # print(o,i)
            num.append(o)

        elif A[i]=="2":
            two=re.compile("2")
            t=re.sub(two,"9",A[i])
            # print(t,i)
            num.append(t)

        elif A[i]=="3":
            three=re.compile("3")
            t2=re.sub(three,"0",A[i])
            # print(t2,i)
            num.append(t2)

        elif A[i]=="4":
            four=re.compile("4")
            f=re.sub(four,"6",A[i])
            # print(f,i)
            num.append(f)

        elif A[i]=="5":
            five=re.compile("5")
            f2=re.sub(five,"4",A[i])
            # print(f2,i)
            num.append(f2)

        elif A[i]=="6":
            six=re.compile("6")
            s=re.sub(six,"7",A[i])
            # print(s,i)
            num.append(s)

        elif A[i]=="7":
            seven=re.compile("7")
            s2=re.sub(seven,"3",A[i])
            # print(s2,i)
            num.append(s2)

        elif A[i]=="8":
            eight=re.compile("8")
            e=re.sub(eight,"1",A[i])
            # print(e,i)
            num.append(e)

        elif A[i]=="9":
            nine=re.compile("9")
            n=re.sub(nine,"8",A[i])
            # print(n,i)
            num.append(n)
    # print(num)

    number=''.join(num)
    return number


year=str[:4]
y=trans(year)
mon=str[5:7]
m=trans(mon)
day=str[8:10]
d=trans(day)

print(y+'-'+m+'-'+d)