✨ add pycln to auto remove unused imports (#1481)

.pre-commit-config.yaml

@@ -6,14 +6,20 @@ ci:
   autoupdate_schedule: monthly
   autoupdate_commit_msg: ":arrow_up: auto update by pre-commit hooks"
 repos:
+  - repo: https://github.com/hadialqattan/pycln
+    rev: v2.1.2
+    hooks:
+      - id: pycln
+        args: [--config, pyproject.toml]
+
   - repo: https://github.com/pycqa/isort
-    rev: 5.10.1
+    rev: v5.11.3
     hooks:
       - id: isort
         stages: [commit]
 
   - repo: https://github.com/psf/black
-    rev: 22.10.0
+    rev: 22.12.0
     hooks:
       - id: black
         stages: [commit]

nonebot/config.py

@@ -9,7 +9,6 @@ FrontMatter:
     description: nonebot.config 模块
 """
 import os
-from pathlib import Path
 from datetime import timedelta
 from ipaddress import IPv4Address
 from typing import TYPE_CHECKING, Any, Set, Dict, Tuple, Union, Mapping, Optional

nonebot/plugin/plugin.py

@@ -12,7 +12,8 @@ from pydantic import BaseModel
 
 from nonebot.matcher import Matcher
 
-from . import _plugins as plugins  # FIXME: backport for nonebug
+# FIXME: backport for nonebug
+from . import _plugins as plugins  # nopycln: import
 
 if TYPE_CHECKING:
     from .manager import PluginManager

pyproject.toml

@@ -38,6 +38,7 @@ aiohttp = { version = "^3.7.4", extras = ["speedups"], optional = true }
 httpx = { version = ">=0.20.0,<1.0.0", extras = ["http2"], optional = true }
 
 [tool.poetry.group.dev.dependencies]
+pycln = "^2.1.2"
 isort = "^5.10.1"
 black = "^22.1.0"
 nonemoji = "^0.1.2"
@@ -83,6 +84,10 @@ force_sort_within_sections = true
 src_paths = ["nonebot", "tests"]
 extra_standard_library = ["typing_extensions"]
 
+[tool.pycln]
+path = "."
+all = false
+
 [build-system]
 requires = ["poetry_core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"

tests/plugins/nested/plugins/nested_subplugin.py

@@ -1 +1 @@
-from .nested_subplugin2 import a
+from .nested_subplugin2 import a  # nopycln: import