96 lines
3.4 KiB
Diff
96 lines
3.4 KiB
Diff
diff --git a/sopel/plugins/handlers.py b/sopel/plugins/handlers.py
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index 76902aa0..05f0279d 100644
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--- a/sopel/plugins/handlers.py
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+++ b/sopel/plugins/handlers.py
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@@ -46,20 +46,15 @@ from __future__ import absolute_import, division, print_function, unicode_litera
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import imp
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import importlib
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+import importlib.util
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import inspect
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import itertools
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import os
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+import sys
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from sopel import loader
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from . import exceptions
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-try:
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- reload = importlib.reload
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-except AttributeError:
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- # py2: no reload function
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- # TODO: imp is deprecated, to be removed when py2 support is dropped
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- reload = imp.reload
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-
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class AbstractPluginHandler(object):
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"""Base class for plugin handlers.
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@@ -301,7 +296,7 @@ class PyModulePlugin(AbstractPluginHandler):
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This method assumes the plugin is already loaded.
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"""
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- self._module = reload(self._module)
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+ self._module = importlib.reload(self._module)
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def is_loaded(self):
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return self._module is not None
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@@ -402,45 +397,31 @@ class PyFilePlugin(PyModulePlugin):
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if good_file:
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name = os.path.basename(filename)[:-3]
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- module_type = imp.PY_SOURCE
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+ spec = importlib.util.spec_from_file_location(
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+ name,
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+ filename,
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+ )
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elif good_dir:
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name = os.path.basename(filename)
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- module_type = imp.PKG_DIRECTORY
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+ spec = importlib.util.spec_from_file_location(
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+ name,
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+ os.path.join(filename, '__init__.py'),
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+ submodule_search_locations=filename,
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+ )
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else:
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raise exceptions.PluginError('Invalid Sopel plugin: %s' % filename)
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self.filename = filename
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self.path = filename
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- self.module_type = module_type
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+ self.module_spec = spec
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super(PyFilePlugin, self).__init__(name)
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def _load(self):
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- # The current implementation uses `imp.load_module` to perform the
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- # load action, which also reloads the module. However, `imp` is
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- # deprecated in Python 3, so that might need to be changed when the
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- # support for Python 2 is dropped.
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- #
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- # However, the solution for Python 3 is non-trivial, since the
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- # `importlib` built-in module does not have a similar function,
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- # therefore requires to dive into its public internals
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- # (``importlib.machinery`` and ``importlib.util``).
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- #
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- # All of that is doable, but represents a lot of work. As long as
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- # Python 2 is supported, we can keep it for now.
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- #
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- # TODO: switch to ``importlib`` when Python2 support is dropped.
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- if self.module_type == imp.PY_SOURCE:
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- with open(self.path) as mod:
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- description = ('.py', 'U', self.module_type)
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- mod = imp.load_module(self.name, mod, self.path, description)
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- elif self.module_type == imp.PKG_DIRECTORY:
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- description = ('', '', self.module_type)
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- mod = imp.load_module(self.name, None, self.path, description)
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- else:
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- raise TypeError('Unsupported module type')
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-
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- return mod
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+ module = importlib.util.module_from_spec(self.module_spec)
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+ sys.modules[self.name] = module
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+ self.module_spec.loader.exec_module(module)
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+ return module
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def get_meta_description(self):
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"""Retrieve a meta description for the plugin.
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