improve: introduce isort for linting Python imports (#1983)

api/core/data_loader/loader/unstructured/unstructured_eml.py

@@ -1,6 +1,7 @@
-import logging
 import base64
+import logging
 from typing import List
+
 from bs4 import BeautifulSoup
 from langchain.document_loaders.base import BaseLoader
 from langchain.schema import Document

api/core/data_loader/loader/unstructured/unstructured_msg.py

@@ -1,6 +1,6 @@
 import logging
 import re
-from typing import Optional, List, Tuple, cast
+from typing import List, Optional, Tuple, cast
 
 from langchain.document_loaders.base import BaseLoader
 from langchain.document_loaders.helpers import detect_file_encodings

api/core/data_loader/loader/unstructured/unstructured_ppt.py

@@ -1,6 +1,6 @@
 import logging
 import re
-from typing import Optional, List, Tuple, cast
+from typing import List, Optional, Tuple, cast
 
 from langchain.document_loaders.base import BaseLoader
 from langchain.document_loaders.helpers import detect_file_encodings

api/core/data_loader/loader/unstructured/unstructured_pptx.py

@@ -1,6 +1,6 @@
 import logging
 import re
-from typing import Optional, List, Tuple, cast
+from typing import List, Optional, Tuple, cast
 
 from langchain.document_loaders.base import BaseLoader
 from langchain.document_loaders.helpers import detect_file_encodings

api/core/data_loader/loader/unstructured/unstructured_text.py

@@ -1,6 +1,6 @@
 import logging
 import re
-from typing import Optional, List, Tuple, cast
+from typing import List, Optional, Tuple, cast
 
 from langchain.document_loaders.base import BaseLoader
 from langchain.document_loaders.helpers import detect_file_encodings

api/core/data_loader/loader/unstructured/unstructured_xml.py

@@ -1,6 +1,6 @@
 import logging
 import re
-from typing import Optional, List, Tuple, cast
+from typing import List, Optional, Tuple, cast
 
 from langchain.document_loaders.base import BaseLoader
 from langchain.document_loaders.helpers import detect_file_encodings