FileSession not thread-safe about flask-session HOT 1 CLOSED

FileSystemCache write cache file has not been completed,
while reading the cache file cause IOError:. [Errno 13] Permission denied.
FileSystemCache write cache file has not been completed, while reading the cache file cause IOError:. [Errno 13] Permission denied.

bottle use threading.local, but Flask use LocalProxy, so it would appear this error Flask run in multiple threads.

Flask 使用 threaded=True 参数运行时会出现这个错误,单线程则不会, 主要是我需要开启threaded,来对付IE的假死情况.

from flask-session.