fix unstructured loader

app.py

@@ -193,7 +193,7 @@ def respond(
 def upload_documents(files):  
     for file in files:  
         loader = UnstructuredFileLoader(file.name)  
-        documents = loader.load_documents()  
+        documents = loader.load()  
         add_documents_to_chroma(chroma_client, chroma_collection, documents, embedding_function)  
     return "Documents uploaded and processed successfully!" 
   

requirements.txt

@@ -10,6 +10,7 @@ langchain-community
 langchain-chroma
 unstructured[all-docs]
 libmagic
+gradio
 # poppler
 # tesseract
 # libxml2