♿ add plugin loading using json/toml

nonebot/__init__.py

@@ -19,6 +19,8 @@
 - ``load_plugin`` => ``nonebot.plugin.load_plugin``
 - ``load_plugins`` => ``nonebot.plugin.load_plugins``
 - ``load_all_plugins`` => ``nonebot.plugin.load_all_plugins``
+- ``load_from_json`` => ``nonebot.plugin.load_from_json``
+- ``load_from_toml`` => ``nonebot.plugin.load_from_toml``
 - ``load_builtin_plugins`` => ``nonebot.plugin.load_builtin_plugins``
 - ``get_plugin`` => ``nonebot.plugin.get_plugin``
 - ``get_loaded_plugins`` => ``nonebot.plugin.get_loaded_plugins``
@@ -228,4 +230,5 @@ def run(host: Optional[str] = None,
 from nonebot.plugin import on_message, on_notice, on_request, on_metaevent, CommandGroup, MatcherGroup
 from nonebot.plugin import on_startswith, on_endswith, on_keyword, on_command, on_shell_command, on_regex
 from nonebot.plugin import load_plugin, load_plugins, load_all_plugins, load_builtin_plugins
+from nonebot.plugin import load_from_json, load_from_toml
 from nonebot.plugin import export, require, get_plugin, get_loaded_plugins

nonebot/drivers/__init__.py

@@ -73,6 +73,8 @@ class Driver(abc.ABC):
           * ``name: str``: 适配器名称，用于在连接时进行识别
           * ``adapter: Type[Bot]``: 适配器 Class
         """
+        if name in self._adapters:
+            print("============", name)
         self._adapters[name] = adapter
         adapter.register(self, self.config, **kwargs)
         logger.opt(

nonebot/plugin/__init__.py

@@ -5,12 +5,13 @@
 为 NoneBot 插件开发提供便携的定义函数。
 """
 import re
+import json
 from types import ModuleType
 from dataclasses import dataclass
-from importlib._bootstrap import _load
 from contextvars import Context, ContextVar, copy_context
 from typing import Any, Set, List, Dict, Type, Tuple, Union, Optional, TYPE_CHECKING
 
+import tomlkit
 from nonebot.log import logger
 from nonebot.matcher import Matcher
 from nonebot.permission import Permission
@@ -1069,6 +1070,32 @@ def load_all_plugins(module_path: Set[str],
     return loaded_plugins
 
 
+def load_from_json(file_path: str, encoding: str = "utf-8") -> Set[Plugin]:
+    with open(file_path, "r", encoding=encoding) as f:
+        data = json.load(f)
+    plugins = data.get("plugins")
+    plugin_dirs = data.get("plugin_dirs")
+    assert isinstance(plugins, list), "plugins must be a list of plugin name"
+    assert isinstance(plugin_dirs,
+                      list), "plugin_dirs must be a list of directories"
+    return load_all_plugins(set(plugins), set(plugin_dirs))
+
+
+def load_from_toml(file_path: str, encoding: str = "utf-8") -> Set[Plugin]:
+    with open(file_path, "r", encoding=encoding) as f:
+        data = tomlkit.parse(f.read())
+
+    nonebot_data = data.get("nonebot", {}).get("plugins")
+    if not nonebot_data:
+        raise ValueError("Cannot find '[nonebot.plugins]' in given toml file!")
+    plugins = nonebot_data.get("plugins", [])
+    plugin_dirs = nonebot_data.get("plugin_dirs", [])
+    assert isinstance(plugins, list), "plugins must be a list of plugin name"
+    assert isinstance(plugin_dirs,
+                      list), "plugin_dirs must be a list of directories"
+    return load_all_plugins(set(plugins), set(plugin_dirs))
+
+
 def load_builtin_plugins(name: str = "echo") -> Optional[Plugin]:
     """
     :说明:

nonebot/plugin/__init__.pyi

@@ -181,6 +181,14 @@ def load_all_plugins(module_path: Set[str],
     ...
 
 
+def load_from_json(file_path: str, encoding: str = ...) -> Set[Plugin]:
+    ...
+
+
+def load_from_toml(file_path: str, encoding: str = ...) -> Set[Plugin]:
+    ...
+
+
 def load_builtin_plugins(name: str = ...):
     ...
 

poetry.lock

@@ -857,6 +857,19 @@ type = "legacy"
 url = "https://mirrors.aliyun.com/pypi/simple"
 reference = "aliyun"
 
+[[package]]
+name = "tomlkit"
+version = "0.7.0"
+description = "Style preserving TOML library"
+category = "main"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+
+[package.source]
+type = "legacy"
+url = "https://mirrors.aliyun.com/pypi/simple"
+reference = "aliyun"
+
 [[package]]
 name = "typing-extensions"
 version = "3.7.4.3"
@@ -1040,7 +1053,7 @@ quart = ["Quart"]
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7.3"
-content-hash = "5ed7961113ab7fb77bae986bb67280715f852822bb25f51725dcb5382bdfd08c"
+content-hash = "472f4191d75922660770d7a4f8669a5dbde12586970daebf188b23cf605dec0d"
 
 [metadata.files]
 aiofiles = [
@@ -1317,6 +1330,10 @@ toml = [
     {file = "toml-0.10.2-py2.py3-none-any.whl", hash = "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b"},
     {file = "toml-0.10.2.tar.gz", hash = "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"},
 ]
+tomlkit = [
+    {file = "tomlkit-0.7.0-py2.py3-none-any.whl", hash = "sha256:6babbd33b17d5c9691896b0e68159215a9387ebfa938aa3ac42f4a4beeb2b831"},
+    {file = "tomlkit-0.7.0.tar.gz", hash = "sha256:ac57f29693fab3e309ea789252fcce3061e19110085aa31af5446ca749325618"},
+]
 typing-extensions = [
     {file = "typing_extensions-3.7.4.3-py2-none-any.whl", hash = "sha256:dafc7639cde7f1b6e1acc0f457842a83e722ccca8eef5270af2d74792619a89f"},
     {file = "typing_extensions-3.7.4.3-py3-none-any.whl", hash = "sha256:7cb407020f00f7bfc3cb3e7881628838e69d8f3fcab2f64742a5e76b2f841918"},

pyproject.toml

@@ -30,6 +30,7 @@ fastapi = "^0.63.0"
 uvicorn = "^0.11.5"
 Quart = { version = "^0.14.1", optional = true }
 pydantic = { extras = ["dotenv", "typing_extensions"], version = "^1.7.3" }
+tomlkit = "^0.7.0"
 
 [tool.poetry.dev-dependencies]
 yapf = "^0.30.0"

tests/bot.py

@@ -27,8 +27,7 @@ driver.register_adapter("mirai", MiraiBot)
 nonebot.load_builtin_plugins()
 
 # load all plugins
-nonebot.load_all_plugins({"nonebot_plugin_apscheduler", "nonebot_plugin_test"},
-                         {"test_plugins"})
+nonebot.load_from_toml("plugins.toml")
 
 # modify some config / config depends on loaded configs
 config = driver.config
@@ -36,4 +35,4 @@ config.custom_config3 = config.custom_config1
 config.custom_config4 = "New custom config"
 
 if __name__ == "__main__":
-    nonebot.run(app="bot:app")
+    nonebot.run(app="__mp_main__:app")

tests/plugins.toml

@@ -0,0 +1,3 @@
+[nonebot.plugins]
+plugins = ["nonebot_plugin_test"]
+plugin_dirs = ["test_plugins"]