feat: 新增 CSV、XLSX、XLS 文件类型解析支持

docreader/parser/__init__.py

@@ -13,8 +13,10 @@ The parsers extract content from documents and can split them into
 meaningful chunks for further processing and indexing.
 """
 
+from .csv_parser import CSVParser
 from .doc_parser import DocParser
 from .docx2_parser import Docx2Parser
+from .excel_parser import ExcelParser
 from .image_parser import ImageParser
 from .markdown_parser import MarkdownParser
 from .parser import Parser
@@ -32,4 +34,6 @@ __all__ = [
     "ImageParser",  # Parser for images with text content
     "WebParser",  # Parser for web pages
     "Parser",  # Main parser factory that selects the appropriate parser
+    "CSVParser",  # Parser for CSV files
+    "ExcelParser",  # Parser for Excel files
 ]