| import pluggy |
| |
| hookspec = pluggy.HookspecMarker("myproject") |
| hookimpl = pluggy.HookimplMarker("myproject") |
| |
| |
| class MySpec(object): |
| """A hook specification namespace. |
| """ |
| @hookspec |
| def myhook(self, arg1, arg2): |
| """My special little hook that you can customize. |
| """ |
| |
| |
| class Plugin_1(object): |
| """A hook implementation namespace. |
| """ |
| @hookimpl |
| def myhook(self, arg1, arg2): |
| print("inside Plugin_1.myhook()") |
| return arg1 + arg2 |
| |
| |
| class Plugin_2(object): |
| """A 2nd hook implementation namespace. |
| """ |
| @hookimpl |
| def myhook(self, arg1, arg2): |
| print("inside Plugin_2.myhook()") |
| return arg1 - arg2 |
| |
| |
| # create a manager and add the spec |
| pm = pluggy.PluginManager("myproject") |
| pm.add_hookspecs(MySpec) |
| |
| # register plugins |
| pm.register(Plugin_1()) |
| pm.register(Plugin_2()) |
| |
| # call our `myhook` hook |
| results = pm.hook.myhook(arg1=1, arg2=2) |
| print(results) |