fix compat issues

Author: aaronsteers

airbyte_cdk/sources/file_based/file_types/unstructured_parser.py

@@ -29,8 +29,6 @@
 from airbyte_cdk.utils import is_cloud_environment
 from airbyte_cdk.utils.traced_exception import AirbyteTracedException
 from unstructured.file_utils.filetype import (
-    FILETYPE_TO_MIMETYPE,
-    STR_TO_FILETYPE,
     FileType,
     detect_filetype,
 )
@@ -284,7 +282,7 @@ def _read_file_remotely(
 
         data = self._params_to_dict(format.parameters, strategy)
 
-        file_data = {"files": ("filename", file_handle, FILETYPE_TO_MIMETYPE[filetype])}
+        file_data = {"files": ("filename", file_handle, filetype.mime_type)}
 
         response = requests.post(
             f"{format.api_url}/general/v0/general", headers=headers, data=data, files=file_data
@@ -350,8 +348,8 @@ def _get_filetype(self, file: IOBase, remote_file: RemoteFile) -> Optional[FileT
         2. Use the file name if available
         3. Use the file content
         """
-        if remote_file.mime_type and remote_file.mime_type in STR_TO_FILETYPE:
-            return STR_TO_FILETYPE[remote_file.mime_type]
+        if remote_file.mime_type:
+            return FileType.from_mime_type(remote_file.mime_type)
 
         # set name to none, otherwise unstructured will try to get the modified date from the local file system
         if hasattr(file, "name"):