43 lines
1.2 KiB
Python
43 lines
1.2 KiB
Python
import importlib
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import inspect
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import logging
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import os
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import pkgutil
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from typing import List
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from platypush.plugins.bluetooth._plugins import BaseBluetoothPlugin
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logger = logging.getLogger(__name__)
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def scan_plugins(manager) -> List[BaseBluetoothPlugin]:
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"""
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Initializes all the plugins associated to the given BluetoothManager by
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scanning all the modules under the ``_plugins`` folder in the manager's
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package.
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"""
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plugins = {}
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base_dir = os.path.dirname(inspect.getfile(manager.__class__))
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module = inspect.getmodule(manager.__class__)
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assert module is not None
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package = module.__package__
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assert package is not None
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for _, mod_name, _ in pkgutil.walk_packages([base_dir], prefix=package + '.'):
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try:
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module = importlib.import_module(mod_name)
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except Exception as e:
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logger.warning('Could not import module %s', mod_name)
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logger.exception(e)
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continue
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for _, obj in inspect.getmembers(module):
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if (
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inspect.isclass(obj)
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and not inspect.isabstract(obj)
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and issubclass(obj, BaseBluetoothPlugin)
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):
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plugins[obj] = obj(manager)
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return list(plugins.values())
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