Update Gradio. Fix multiple file upload

.gitignore

@@ -1,3 +1,3 @@
-chroma_db/*
 __pycache__/*
-.venv
+.venv
+.env

README.md

@@ -4,7 +4,7 @@ emoji: 👁
 colorFrom: red
 colorTo: purple
 sdk: gradio
-sdk_version: 4.29.0
+sdk_version: 5.13.1
 app_file: app.py
 pinned: false
 license: mit

app.py

@@ -20,7 +20,7 @@ from llama_index.vector_stores.chroma import ChromaVectorStore
 
 load_dotenv()
 
-title = "Gaia Mistral 8x7b Chat RAG PDF Demo"
+title = "Gaia Mistral 8x22b Chat RAG PDF Demo"
 description = "Example of an assistant with Gradio, RAG from PDF documents and Mistral AI via its API"
 placeholder = (
     "Vous pouvez me posez une question sur ce contexte, appuyer sur Entrée pour valider"
@@ -76,22 +76,24 @@ def empty_db():
     return get_documents_in_db()
 
 
-def load_file(file):
-    documents = loader.load_data(file=file)
+def load_file(files):
+    for file in files:
+        documents = loader.load_data(file=file)
 
-    for doc in documents:
-        index.insert(doc)
+        for doc in documents:
+            index.insert(doc)
 
     return (
-        gr.Textbox(visible=False),
-        gr.Textbox(value=f"Document encoded ! You can ask questions", visible=True),
-        get_documents_in_db(),
-    )
+            gr.Textbox(visible=False),
+            gr.Textbox(value=f"Document encoded ! You can ask questions", visible=True),
+            get_documents_in_db(),
+        )
 
 
-def load_document(input_file):
-    file_name = input_file.name.split("/")[-1]
-    return gr.Textbox(value=f"Document loaded: {file_name}", visible=True)
+def load_document(input_files):
+    for input_file in input_files:
+        file_name = input_file.name.split("/")[-1]
+        return gr.Textbox(value=f"Document loaded: {file_name}", visible=True)
 
 
 with gr.Blocks() as demo:
@@ -113,7 +115,7 @@ with gr.Blocks() as demo:
             input_file = gr.File(
                 label="Load a pdf",
                 file_types=[".pdf"],
-                file_count="single",
+                file_count="multiple",
                 type="filepath",
                 interactive=True,
             )
@@ -123,9 +125,7 @@ with gr.Blocks() as demo:
 
             input_file.upload(
                 fn=load_document,
-                inputs=[
-                    input_file,
-                ],
+                inputs=input_file,
                 outputs=[file_msg],
                 concurrency_limit=20,
             )
@@ -143,7 +143,7 @@ with gr.Blocks() as demo:
 
             file_btn.click(
                 load_file,
-                inputs=[input_file],
+                inputs=input_file,
                 outputs=[file_msg, btn_msg, db_list],
                 show_progress="full",
             )
@@ -164,4 +164,4 @@ with gr.Blocks() as demo:
 
 demo.title = title
 
-demo.launch()
+demo.launch(share=True)