code_qz = 'DD'
code_sj = datetime.datetime.now().strftime('%Y%m%d%H%M%S')
for i in range(11):
code_ls = str(i).zfill(4)
print(code_qz + code_sj + code_ls)
code_qz = 'DD'
code_sj = datetime.datetime.now().strftime('%Y%m%d%H%M%S')
for i in range(11):
code_ls = str(i).zfill(4)
print(code_qz + code_sj + code_ls)