Update app.py

app.py

@@ -45,28 +45,25 @@ def split_into_chunks(text, chunk_size=100):
 
     return chunks
 
-def semantic_search(query, document):
-    chunks = split_into_chunks(document)
-    response = query_similarity(query, chunks)
-    return format_output(response)
-
-def read_file(file):
-    text = file.read().decode('utf-8')
-    return text
+def semantic_search(query, file):
+    if file is not None:
+        document = file.read().decode('utf-8')
+        chunks = split_into_chunks(document)
+        response = query_similarity(query, chunks)
+        return format_output(response)
+    else:
+        return "Please upload a .txt file."
 
 # Define Gradio interface
 iface = gr.Interface(
     fn=semantic_search,
     inputs=[
         gr.Textbox(lines=2, placeholder="Enter your query here..."),
-        gr.File(label="Upload a .txt file")
+        gr.File(file_types=['txt'], label="Upload a .txt file")
     ],
     outputs="text",
     title="Document Semantic Search",
-    description="Input a query and upload a document (.txt) to find the most semantically similar paragraphs or sentences.",
-    examples=[
-        ["Enter a sample query here...", None]
-    ]
+    description="Input a query and upload a document (.txt) to find the most semantically similar paragraphs or sentences."
 )
 
 iface.launch()