python之生成随机数和字符串

#coding:utf-8
 
import random

def stringList():
    str1 = []
    str3 = []
    for i in range(97, 123):     
        str1.append(chr(i))
    str2 = ‘‘.join(str1)
    
    for i in range(65, 91):
        str3.append(chr(i))        
    str4 = ‘‘.join(str3)    
    strall = str2 + str4
    
    return strall
 
n = int(input("Please input u number :").strip())
‘‘‘ 
def idList():
    x = 0
    x += 1  
    return x
‘‘‘
def nameList():
        a = random.randint(3,5)     
        name = ‘‘.join(random.sample(stringList(), a))
        return name

def dePartment():
    list1 = [‘IT‘, ‘caiwu‘, ‘xiaoshou‘]
    dpt = random.choice(list1)
    return dpt

def phoneList():
    num = ‘0123456789‘ 
    phone = ‘‘.join(random.choice(num) for i in range(11))
    return phone

print(‘id    name    department        phone‘)
for i in range(0, n):
    i += 1
    print(‘%-5s %-8s %-13s %s‘ % (i, nameList(), dePartment(), phoneList()))