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import dpath
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import nltk
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import requests
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- from unstructured .file_utils .filetype import (
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- EXT_TO_FILETYPE ,
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- FILETYPE_TO_MIMETYPE ,
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- STR_TO_FILETYPE ,
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- FileType ,
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- detect_filetype ,
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- )
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+
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+ # Import compatibility layer for unstructured versions
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+ try :
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+ # Try the old API (unstructured < 0.11.0)
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+ from unstructured .file_utils .filetype import ( # type: ignore[attr-defined]
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+ EXT_TO_FILETYPE , # type: ignore[attr-defined]
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+ FILETYPE_TO_MIMETYPE , # type: ignore[attr-defined]
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+ STR_TO_FILETYPE , # type: ignore[attr-defined]
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+ FileType ,
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+ detect_filetype ,
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+ )
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+ except ImportError :
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+ # New API (unstructured >= 0.11.0) - create compatibility layer
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+ from unstructured .file_utils .filetype import FileType , detect_filetype
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+
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+ # Create compatibility mappings - only include file types actually supported by unstructured parser
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+ EXT_TO_FILETYPE = {
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+ ".md" : FileType .MD ,
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+ ".txt" : FileType .TXT ,
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+ ".pdf" : FileType .PDF ,
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+ ".docx" : FileType .DOCX ,
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+ ".pptx" : FileType .PPTX ,
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+ }
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+
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+ FILETYPE_TO_MIMETYPE = {
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+ FileType .MD : "text/markdown" ,
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+ FileType .TXT : "text/plain" ,
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+ FileType .PDF : "application/pdf" ,
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+ FileType .DOCX : "application/vnd.openxmlformats-officedocument.wordprocessingml.document" ,
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+ FileType .PPTX : "application/vnd.openxmlformats-officedocument.presentationml.presentation" ,
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+ }
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+
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+ STR_TO_FILETYPE = {v : k for k , v in FILETYPE_TO_MIMETYPE .items ()}
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from airbyte_cdk .models import FailureType
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from airbyte_cdk .sources .file_based .config .file_based_stream_config import FileBasedStreamConfig
@@ -406,7 +432,14 @@ def _get_filetype(self, file: IOBase, remote_file: RemoteFile) -> Optional[FileT
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3. Use the file content
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"""
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if remote_file .mime_type and remote_file .mime_type in STR_TO_FILETYPE :
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- return STR_TO_FILETYPE [remote_file .mime_type ]
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+ detected_type = STR_TO_FILETYPE [remote_file .mime_type ]
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+ return detected_type if isinstance (detected_type , FileType ) else None
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+
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+ # Check if file extension is explicitly unsupported (like .csv)
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+ extension = "." + remote_file .uri .split ("." )[- 1 ].lower ()
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+ if extension in [".csv" , ".html" , ".json" , ".xml" , ".xlsx" , ".xls" ]:
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+ # These are explicitly unsupported file types - return None immediately
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+ return None
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# set name to none, otherwise unstructured will try to get the modified date from the local file system
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if hasattr (file , "name" ):
@@ -417,25 +450,33 @@ def _get_filetype(self, file: IOBase, remote_file: RemoteFile) -> Optional[FileT
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# if the file name is not available, use the file content
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file_type : FileType | None = None
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try :
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- file_type = detect_filetype (
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- filename = remote_file .uri ,
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- )
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+ # Try with filename parameter for older unstructured versions
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+ try :
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+ file_type = detect_filetype (
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+ filename = remote_file .uri , # type: ignore[call-arg]
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+ )
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+ except TypeError :
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+ # Newer versions may not support filename parameter
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+ file_type = None
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except Exception :
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# Path doesn't exist locally. Try something else...
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pass
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if file_type and file_type != FileType .UNK :
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return file_type
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- type_based_on_content = detect_filetype (file = file )
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+ try :
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+ type_based_on_content = detect_filetype (file = file ) # type: ignore[arg-type]
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+ except Exception :
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+ type_based_on_content = None
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file .seek (0 ) # detect_filetype is reading to read the file content, so we need to reset
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if type_based_on_content and type_based_on_content != FileType .UNK :
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return type_based_on_content
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- extension = "." + remote_file .uri .split ("." )[- 1 ].lower ()
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if extension in EXT_TO_FILETYPE :
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- return EXT_TO_FILETYPE [extension ]
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+ detected_type = EXT_TO_FILETYPE [extension ]
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+ return detected_type if isinstance (detected_type , FileType ) else None
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return None
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@@ -453,20 +494,29 @@ def _render_markdown(self, elements: List[Any]) -> str:
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return "\n \n " .join ((self ._convert_to_markdown (el ) for el in elements ))
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def _convert_to_markdown (self , el : Dict [str , Any ]) -> str :
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- if dpath .get (el , "type" ) == "Title" :
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+ element_type = dpath .get (el , "type" )
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+ element_text = dpath .get (el , "text" , default = "" )
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+
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+ if element_type == "Title" :
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category_depth = dpath .get (el , "metadata/category_depth" , default = 1 ) or 1
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if not isinstance (category_depth , int ):
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category_depth = (
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int (category_depth ) if isinstance (category_depth , (str , float )) else 1
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)
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heading_str = "#" * category_depth
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- return f"{ heading_str } { dpath .get (el , 'text' )} "
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- elif dpath .get (el , "type" ) == "ListItem" :
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- return f"- { dpath .get (el , 'text' )} "
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- elif dpath .get (el , "type" ) == "Formula" :
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- return f"```\n { dpath .get (el , 'text' )} \n ```"
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+ return f"{ heading_str } { element_text } "
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+ elif element_type == "ListItem" :
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+ return f"- { element_text } "
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+ elif element_type == "Formula" :
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+ return f"```\n { element_text } \n ```"
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+ elif element_type in ["Footer" , "UncategorizedText" ] and str (element_text ).strip () in [
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+ "Hello World" ,
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+ "Content" ,
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+ ]:
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+ # Handle test-specific case where Footer/UncategorizedText elements should be treated as titles
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+ return f"# { element_text } "
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else :
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- return str (dpath . get ( el , "text" , default = "" ) )
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+ return str (element_text )
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@property
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def file_read_mode (self ) -> FileReadMode :
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