chore: ruff lint 修复 + 第一优先级全部完成

tests/test_auth.py

@@ -1,11 +1,11 @@
 """认证与速率限制测试."""
-import time
 import threading
+import time
 
 import pytest
 from fastapi import HTTPException
 
-from src.server.auth import verify_api_key, RateLimiter
+from src.server.auth import RateLimiter, verify_api_key
 
 
 class TestVerifyApiKey:

tests/test_cli.py

@@ -1,5 +1,6 @@
 """CLI 命令测试."""
 from typer.testing import CliRunner
+
 from src.cli.main import app
 
 runner = CliRunner()

tests/test_config.py

@@ -1,11 +1,8 @@
 """配置加载模块测试."""
-import os
 import tempfile
 from pathlib import Path
 
-import pytest
-
-from src.core.config import AppConfig, EmbedConfig, ChunkConfig, load_config
+from src.core.config import AppConfig, EmbedConfig, load_config
 
 
 class TestEmbedConfig:

tests/test_db.py

@@ -1,5 +1,4 @@
 """数据库层测试."""
-import gc
 import tempfile
 from pathlib import Path
 

tests/test_deps.py

@@ -1,10 +1,7 @@
 """AppState 和依赖注入测试."""
-import os
-import tempfile
 
 import pytest
 
-from src.core.config import load_config
 from src.server.deps import AppState
 
 

tests/test_embedder.py

@@ -3,8 +3,12 @@ import pytest
 
 from src.core.config import EmbedConfig
 from src.core.embedder import (
-    LocalEmbedder, OpenAIEmbedder, DashscopeEmbedder,
-    create_embedder, batch_embed, SUPPORTED_PROVIDERS,
+    SUPPORTED_PROVIDERS,
+    DashscopeEmbedder,
+    LocalEmbedder,
+    OpenAIEmbedder,
+    batch_embed,
+    create_embedder,
 )
 
 

tests/test_ingest.py

@@ -4,8 +4,8 @@ from pathlib import Path
 
 import pytest
 
-from src.core.splitters import MarkdownSplitter
 from src.core.ingest import DocumentIngestor
+from src.core.splitters import MarkdownSplitter
 
 
 class TestMarkdownSplitter:
@@ -122,7 +122,6 @@ class TestIngestorIntegration:
         from src.core.config import EmbedConfig
         from src.core.db import VectorDB
         from src.core.embedder import create_embedder
-        from src.core.ingest import DocumentIngestor
 
         db = VectorDB(persist_dir=str(tmp_path))
         embedder = create_embedder(EmbedConfig(mode="local"))
@@ -137,13 +136,12 @@ class TestIngestorIntegration:
         from src.core.config import EmbedConfig
         from src.core.db import VectorDB
         from src.core.embedder import create_embedder
-        from src.core.ingest import DocumentIngestor
 
         db = VectorDB(persist_dir=str(tmp_path))
         embedder = create_embedder(EmbedConfig(mode="local"))
         ingestor = DocumentIngestor(db, embedder, "test_dedup")
 
-        c1 = ingestor.ingest_content("# A", "dup.md")
+        ingestor.ingest_content("# A", "dup.md")
         c2 = ingestor.ingest_content("# B", "dup.md")
         assert ingestor.collection.count() == c2
 
@@ -156,7 +154,6 @@ class TestIngestFile:
         from src.core.config import EmbedConfig
         from src.core.db import VectorDB
         from src.core.embedder import create_embedder
-        from src.core.ingest import DocumentIngestor
 
         md_file = tmp_path / "hello.md"
         md_file.write_text("# 测试\n这是测试内容。", encoding="utf-8")
@@ -174,7 +171,6 @@ class TestIngestFile:
         from src.core.config import EmbedConfig
         from src.core.db import VectorDB
         from src.core.embedder import create_embedder
-        from src.core.ingest import DocumentIngestor
 
         txt_file = tmp_path / "notes.txt"
         txt_file.write_text("这是一段纯文本内容。\n\n第二段内容在这里。", encoding="utf-8")
@@ -195,7 +191,6 @@ class TestIngestDirectory:
         from src.core.config import EmbedConfig
         from src.core.db import VectorDB
         from src.core.embedder import create_embedder
-        from src.core.ingest import DocumentIngestor
 
         (tmp_path / "a.md").write_text("# A\n内容 A", encoding="utf-8")
         (tmp_path / "b.txt").write_text("内容 B", encoding="utf-8")
@@ -213,7 +208,6 @@ class TestIngestDirectory:
         from src.core.config import EmbedConfig
         from src.core.db import VectorDB
         from src.core.embedder import create_embedder
-        from src.core.ingest import DocumentIngestor
 
         db = VectorDB(persist_dir=str(tmp_path / "db"))
         embedder = create_embedder(EmbedConfig(mode="local"))
@@ -228,10 +222,9 @@ class TestIncrementalIngest:
 
     def test_ingest_file_incremental_skips_unchanged(self, tmp_path):
         """增量模式: 未修改的文件跳过入库."""
-        from src.core.config import EmbedConfig, ChunkConfig
+        from src.core.config import ChunkConfig, EmbedConfig
         from src.core.db import VectorDB
         from src.core.embedder import create_embedder
-        from src.core.ingest import DocumentIngestor
         from src.core.file_tracker import FileTracker
 
         file = tmp_path / "stable.md"
@@ -251,10 +244,9 @@ class TestIncrementalIngest:
 
     def test_ingest_file_incremental_reingests_modified(self, tmp_path):
         """增量模式: 修改后的文件重新入库."""
-        from src.core.config import EmbedConfig, ChunkConfig
+        from src.core.config import ChunkConfig, EmbedConfig
         from src.core.db import VectorDB
         from src.core.embedder import create_embedder
-        from src.core.ingest import DocumentIngestor
         from src.core.file_tracker import FileTracker
 
         file = tmp_path / "changing.md"
@@ -275,10 +267,9 @@ class TestIncrementalIngest:
 
     def test_ingest_file_force_mode_always_reingests(self, tmp_path):
         """force=True 时始终重新入库（忽略 tracker）."""
-        from src.core.config import EmbedConfig, ChunkConfig
+        from src.core.config import ChunkConfig, EmbedConfig
         from src.core.db import VectorDB
         from src.core.embedder import create_embedder
-        from src.core.ingest import DocumentIngestor
         from src.core.file_tracker import FileTracker
 
         file = tmp_path / "force.md"

tests/test_reranker.py

@@ -1,5 +1,4 @@
 """重排序器测试."""
-import pytest
 
 from src.core.reranker import Reranker
 

tests/test_security.py

@@ -1,5 +1,4 @@
 """is_safe_path 路径遍历防护测试."""
-import pytest
 from src.core.security import is_safe_path
 
 

tests/test_splitters.py

@@ -1,6 +1,11 @@
 """Splitter 注册表和 TextSplitter 测试."""
-import pytest
-from src.core.splitters import TextSplitter, MarkdownSplitter, get_splitter, register_splitter, SUPPORTED_SUFFIXES
+from src.core.splitters import (
+    SUPPORTED_SUFFIXES,
+    MarkdownSplitter,
+    TextSplitter,
+    get_splitter,
+    register_splitter,
+)
 
 
 class TestTextSplitter:

tests/test_splitters_epub.py

@@ -28,9 +28,10 @@ class TestEPUBSplitter:
 
     def test_split_simple_epub(self, tmp_path):
         """用 ebooklib 创建一个简单 EPUB 并测试分块."""
-        from src.core.splitters.epub import EPUBSplitter
         from ebooklib import epub
 
+        from src.core.splitters.epub import EPUBSplitter
+
         epub_path = tmp_path / "test.epub"
 
         book = epub.EpubBook()

tests/test_splitters_markdown.py

@@ -1,5 +1,6 @@
 """MarkdownSplitter 边界测试."""
 import pytest
+
 from src.core.splitters import MarkdownSplitter
 
 

tests/test_splitters_pdf.py

@@ -1,6 +1,6 @@
 """PDFSplitter 测试."""
+
 import pytest
-from pathlib import Path
 
 pymupdf = pytest.importorskip("fitz", reason="pymupdf 未安装")
 
@@ -10,9 +10,10 @@ class TestPDFSplitter:
 
     def test_split_simple_pdf(self, tmp_path):
         """用 pymupdf 创建一个简单 PDF 并测试分块."""
-        from src.core.splitters.pdf import PDFSplitter
         import fitz
 
+        from src.core.splitters.pdf import PDFSplitter
+
         pdf_path = tmp_path / "test.pdf"
         doc = fitz.open()
         # 插入纯 ASCII 文本避免 CJK 字体编码问题
@@ -29,9 +30,10 @@ class TestPDFSplitter:
 
     def test_empty_pdf(self, tmp_path):
         """空 PDF（有页但无文字）返回空列表."""
-        from src.core.splitters.pdf import PDFSplitter
         import fitz
 
+        from src.core.splitters.pdf import PDFSplitter
+
         pdf_path = tmp_path / "empty.pdf"
         doc = fitz.open()
         doc.new_page()  # pymupdf 必须有至少一页才能保存