验证码生成

Posted 2020-11-29 shineriver

‘验证码生成‘
import numpy

def list_connect(*lists):  #
    result=[]
    try:
        for i in lists:
            assert isinstance(i, list),‘{}不是列表‘.format(i)
            
    #       if type(result)!=type(i):   #判断入参是否均为列表，如果不是则抛出异常，中断程序
    #           raise TypeError(‘参数{}不是列表而是{}！‘.format(i,type(i)))
    except AssertionError as t:
         print(t)
    else:     #若均为列表则进行列表连接操作
        for i in lists:
            for j in  range(len(i)):
                result.append(i[j])
        return result
    # for i in lists:
    #     for j in range(len(i)):
    #         result.append(i[j])
def identifying_code(n):
    num=[x for x in range(48,58)]
    high_letter=[x for x in range(65,91)]
    low_letter=[x for x in range(97,123)]
    original_code=list_connect(num,high_letter,low_letter)
    print(original_code)
    check_code=numpy.random.randint(0,len(original_code),size=n)
    result=‘‘
    for i in check_code:
        result=result+chr(original_code[i])
    print(result)

if __name__ == ‘__main__‘:
    # l1=[1,2,3,4]
    # l2=[5,6,7]
    print(list_connect(‘21‘,‘213‘))
    # lt=list_connect(l1,l2)
    # print(lt)
    identifying_code(6)
    print(chr(97))