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from importlib import import_module
from typing import TYPE_CHECKING
from autogpt.core.plugin.base import (
PluginLocation,
PluginService,
PluginStorageFormat,
PluginStorageRoute,
)
if TYPE_CHECKING:
from autogpt.core.plugin.base import PluginType
class SimplePluginService(PluginService):
@staticmethod
def get_plugin(plugin_location: dict | PluginLocation) -> "PluginType":
"""Get a plugin from a plugin location."""
if isinstance(plugin_location, dict):
plugin_location = PluginLocation.parse_obj(plugin_location)
if plugin_location.storage_format == PluginStorageFormat.WORKSPACE:
return SimplePluginService.load_from_workspace(
plugin_location.storage_route
)
elif plugin_location.storage_format == PluginStorageFormat.INSTALLED_PACKAGE:
return SimplePluginService.load_from_installed_package(
plugin_location.storage_route
)
else:
raise NotImplementedError(
f"Plugin storage format {plugin_location.storage_format} is not implemented."
)
####################################
# Low-level storage format loaders #
####################################
@staticmethod
def load_from_file_path(plugin_route: PluginStorageRoute) -> "PluginType":
"""Load a plugin from a file path."""
# TODO: Define an on disk storage format and implement this.
# Can pull from existing zip file loading implementation
raise NotImplemented("Loading from file path is not implemented.")
@staticmethod
def load_from_import_path(plugin_route: PluginStorageRoute) -> "PluginType":
"""Load a plugin from an import path."""
module_path, _, class_name = plugin_route.rpartition(".")
return getattr(import_module(module_path), class_name)
@staticmethod
def resolve_name_to_path(
plugin_route: PluginStorageRoute, path_type: str
) -> PluginStorageRoute:
"""Resolve a plugin name to a plugin path."""
# TODO: Implement a discovery system for finding plugins by name from known
# storage locations. E.g. if we know that path_type is a file path, we can
# search the workspace for it. If it's an import path, we can check the core
# system and the auto_gpt_plugins package.
raise NotImplemented("Resolving plugin name to path is not implemented.")
#####################################
# High-level storage format loaders #
#####################################
@staticmethod
def load_from_workspace(plugin_route: PluginStorageRoute) -> "PluginType":
"""Load a plugin from the workspace."""
plugin = SimplePluginService.load_from_file_path(plugin_route)
return plugin
@staticmethod
def load_from_installed_package(plugin_route: PluginStorageRoute) -> "PluginType":
plugin = SimplePluginService.load_from_import_path(plugin_route)
return plugin
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