Implement a HeaderMergingSession class in task module.py that extends requests.Session . This class should…

Implement a HeaderMergingSession class in task module.py that extends requests.Session . This class should…: a task in repo2rlenv-code-instruct (Harbor dataset). The class must use requests.Session as its base and leverage requests 's existing infrastructure.

The task

The class must use `requests.Session` as its base and leverage `requests`'s existing infrastructure.

Part of FineEnvs/repo2rlenv-code-instruct.