礼包兑换码生成器

```python

import random

import string

def generate_exchange_codes(num_codes, code_length=8):

"""

Generate a list of random exchange codes.

:param num_codes: The number of exchange codes to generate.

:param code_length: The desired length of each exchange code.

:return: A list of generated exchange codes.

"""

Define the characters that can be used in the codes

characters = string.ascii_letters + string.digits

Generate and return the list of exchange codes

return [ ''.join(random.choice(characters) for _ in range(code_length)) for _ in range(num_codes) ]

Example usage:

num_codes_to_generate = 5 Number of codes you want to generate

codes = generate_exchange_codes(num_codes_to_generate)

for code in codes:

print(code)

```