Implement a write-ahead log (WAL) key-value store in Python. The store must support put(key, value) and…

Implement a write-ahead log (WAL) key-value store in Python. The store must support put(key, value) and…: a task in TermGrade Environments: 1,004 executable Linux tasks (Harbor dataset). Your program must read from stdin and write to stdout. Input is a sequence of commands, one per line…

The task

Your program must read from stdin and write to stdout. Input is a sequence of commands, one per line, terminated by EOF.

Part of ai-and/termgrade-environments.