{"library":"methodtools","title":"Methodtools","description":"Methodtools extends standard `functools` functionality to class methods, providing decorators like `cached_method`, `lru_method`, `weak_method`, and `locked_method`. It simplifies applying common patterns (caching, locking) directly to instance methods. It is currently at version 0.4.7 and has an active, consistent release cadence.","language":"python","status":"active","last_verified":"Wed May 13","install":{"commands":["pip install methodtools"],"cli":null},"imports":["from methodtools import cached_method","from methodtools import lru_method","from methodtools import weak_method","from methodtools import locked_method"],"auth":{"required":false,"env_vars":[]},"quickstart":{"code":"from methodtools import cached_method\n\nclass MyClass:\n    def __init__(self, value):\n        self._value = value\n        self._compute_count = 0\n\n    @cached_method\n    def compute_something(self):\n        \"\"\"A method that computes something expensive.\"\"\"\n        self._compute_count += 1\n        return self._value * 2\n\nobj = MyClass(10)\nprint(f\"First call: {obj.compute_something()}\")\nprint(f\"Second call (cached): {obj.compute_something()}\")\nprint(f\"Compute count (should be 1): {obj._compute_count}\")\n\nobj2 = MyClass(20)\nprint(f\"First call for obj2: {obj2.compute_something()}\")\nprint(f\"Compute count for obj2 (should be 1): {obj2._compute_count}\")","lang":"python","description":"This example demonstrates how to use `cached_method` to memoize the result of an instance method. Subsequent calls with the same arguments will return the cached result without re-executing the method logic. The cache is managed per instance.","tag":null,"tag_description":null,"last_tested":"2026-04-24","results":[{"runtime":"python:3.10-alpine","exit_code":1},{"runtime":"python:3.10-slim","exit_code":1},{"runtime":"python:3.11-alpine","exit_code":1},{"runtime":"python:3.11-slim","exit_code":1},{"runtime":"python:3.12-alpine","exit_code":1},{"runtime":"python:3.12-slim","exit_code":1},{"runtime":"python:3.13-alpine","exit_code":1},{"runtime":"python:3.13-slim","exit_code":1},{"runtime":"python:3.9-alpine","exit_code":1},{"runtime":"python:3.9-slim","exit_code":1}]},"compatibility":{"tag":"stale","tag_description":"widespread failures or data too old to trust","last_tested":"2026-05-13","installed_version":"0.4.7","pypi_latest":"0.4.7","is_stale":false,"summary":{"python_range":"3.10–3.9","success_rate":50,"avg_install_s":1.6,"avg_import_s":null,"wheel_type":"wheel"},"results":[{"runtime":"python:3.10-alpine","python_version":"3.10","os_libc":"alpine 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