1 import random
 2 identify_code=‘‘
 3 for i in range(1):
 4     for j in range(6):
 5         if i==j:
 6             code=chr(random.randint(65,90))
 7         else:
 8             code=random.randint(0,9)
 9         identify_code+=str(code)
10 
11 print(identify_code)

 1 import random
 2 checkcode=‘‘
 3 for i in range(6):
 4     current=random.randrange(0,4)
 5     if current!=i:
 6         temp=chr(random.randint(65,90) or random.randint(97,122))
 7     else:
 8         temp=random.randint(0,9)
 9     checkcode+=str(temp)
10 print(checkcode)