[17.0] component: raises NameError: name 'cachedmethod' is not defined`

[rrebollo]

Module

component

Describe the bug

2026-06-11 14:38:44,403 1 WARNING devel odoo.modules.loading: Transient module states were reset odoo-1
2026-06-11 14:38:44,403 1 ERROR devel odoo.modules.registry: Failed to load registry odoo-1
Traceback (most recent call last): odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/modules/registry.py", line 96, in new odoo-1
    odoo.modules.load_modules(registry, force_demo, status, update_module) odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/modules/loading.py", line 481, in load_modules odoo-1
    processed_modules += load_marked_modules(env, graph, odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/modules/loading.py", line 366, in load_marked_modules odoo-1
    loaded, processed = load_module_graph( odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/modules/loading.py", line 187, in load_module_graph odoo-1
    load_openerp_module(package.name) odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/modules/module.py", line 424, in load_openerp_module odoo-1
    __import__(qualname) odoo-1
  File "/opt/odoo/auto/addons/component/__init__.py", line 1, in <module> odoo-1
    from . import core odoo-1
  File "/opt/odoo/auto/addons/component/core.py", line 63, in <module> odoo-1
    class ComponentRegistry: odoo-1
  File "/opt/odoo/auto/addons/component/core.py", line 104, in ComponentRegistry odoo-1
    @cachedmethod(operator.attrgetter("_cache")) odoo-1
NameError: name 'cachedmethod' is not defined odoo-1
2026-06-11 14:38:44,404 1 CRITICAL devel odoo.service.server: Failed to initialize database `devel`. odoo-1`
Traceback (most recent call last): odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/service/server.py", line 1390, in preload_registries odoo-1
    registry = Registry.new(dbname, update_module=update_module) odoo-1
  File "<decorator-gen-16>", line 2, in new odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/tools/func.py", line 87, in locked odoo-1
    return func(inst, *args, **kwargs) odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/modules/registry.py", line 96, in new odoo-1
    odoo.modules.load_modules(registry, force_demo, status, update_module) odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/modules/loading.py", line 481, in load_modules odoo-1
    processed_modules += load_marked_modules(env, graph, odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/modules/loading.py", line 366, in load_marked_modules odoo-1
    loaded, processed = load_module_graph( odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/modules/loading.py", line 187, in load_module_graph odoo-1
    load_openerp_module(package.name) odoo-1
  File "/opt/odoo/custom/src/odoo/odoo/modules/module.py", line 424, in load_openerp_module odoo-1
    __import__(qualname) odoo-1
  File "/opt/odoo/auto/addons/component/__init__.py", line 1, in <module> odoo-1
    from . import core odoo-1
  File "/opt/odoo/auto/addons/component/core.py", line 63, in <module> odoo-1
    class ComponentRegistry: odoo-1
  File "/opt/odoo/auto/addons/component/core.py", line 104, in ComponentRegistry odoo-1
    @cachedmethod(operator.attrgetter("_cache")) odoo-1
NameError: name 'cachedmethod' is not defined```

## To Reproduce
17.0 Confirmed

**Additional context**
From cachetools's changelog v7.0.0 (Feb 2026) Descriptor protocol change	Requires Python 3.10+. Changes how decorators work with class methods