详情报错内容如下
builtins.AttributeError
AttributeError: module 'string' has no attribute 'lowercase'
Traceback (most recent call last)
File "/Users/zhangbin/py_envs/flask/lib/python3.7/site-packages/flask/app.py", line 1836, in __call__
return self.wsgi_app(environ, start_response)
File "/Users/zhangbin/py_envs/flask/lib/python3.7/site-packages/flask/app.py", line 1820, in wsgi_app
response = self.make_response(self.handle_exception(e))
File "/Users/zhangbin/py_envs/flask/lib/python3.7/site-packages/flask/app.py", line 1403, in handle_exception
reraise(exc_type, exc_value, tb)
File "/Users/zhangbin/py_envs/flask/lib/python3.7/site-packages/flask/_compat.py", line 33, in reraise
raise value
File "/Users/zhangbin/py_envs/flask/lib/python3.7/site-packages/flask/app.py", line 1817, in wsgi_app
response = self.full_dispatch_request()
File "/Users/zhangbi

在使用Python的Pillow库生成验证码时遇到错误:AttributeError: module 'string' has no attribute 'lowercase'。问题源于string模块中没有'lowercase'属性,正确引用应为'string.ascii_lowercase'。解决方案是在导入io模块的基础上,将'lowercase'替换为'ascii_lowercase'。
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