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diff --git a/app.py b/app.py
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--- /dev/null
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+#!pip install python-dotenv
+#pip install duckdb
+import duckdb
+#pip install llama_index_core
+import os
+#pip install openai
+import openai
+import textwrap 
+#pip install llama_index.vector_stores.duckdb
+import llama_index.vector_stores.duckdb
+#pip install llama-index-embeddings-openai
+#import  llama-index-embeddings-openai-0.3.1
+import os 
+import openai
+import textwrap 
+
+import os
+
+file_path = 'persist/my_vector_store.duckdb'
+
+# Check if file exists
+if os.path.exists(file_path):
+  #Delete the file
+  os.remove(file_path)
+  print("File deleted successfully")
+else:
+  print("File doesn't exist - first run - it's all good")
+
+from dotenv import load_dotenv
+load_dotenv()
+
+api_key = os.getenv('OPENAI_API_KEY')
+
+from openai import OpenAI
+client = OpenAI(api_key=api_key)
+
+from llama_index.core import VectorStoreIndex, SimpleDirectoryReader
+from llama_index.vector_stores.duckdb import DuckDBVectorStore
+from llama_index.core import StorageContext
+
+# Need to remove persist directory 
+
+# If rebuilding document index - to to terminal and run
+# rm -rf ./persist
+# or rm my_vector_store.duckdb in the directory
+
+# Initialize DuckDB vector store with persistence
+vector_store = DuckDBVectorStore("my_vector_store.duckdb", persist_dir="./persist/")
+documents = SimpleDirectoryReader("PDFs").load_data()
+
+storage_context = StorageContext.from_defaults(vector_store=vector_store)
+index = VectorStoreIndex.from_documents(documents, storage_context=storage_context)
+
+import gradio as gr
+
+# Create a custom theme with blue as the primary color
+theme = gr.themes.Default(primary_hue="blue")  
+
+
+def greet(query):
+    
+    query_engine = index.as_query_engine()
+    response = query_engine.query(query)
+    strresponse = str(response)
+    #return(gradio.Markdown(strresponse))
+    #return(textwrap.fill(str(response), 80))
+    return(f"{response}")
+    #display(Markdown(f"<b>{response}</b>")
+    #return "Hello " + query + "!"
+
+demo = gr.Interface(fn=greet, inputs="text", outputs="text")
+demo.launch(share=True)   
diff --git a/gitignore b/gitignore
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+++ b/gitignore
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+.env
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--- /dev/null
+++ b/persist/my_vector_store.duckdb
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+version https://git-lfs.github.com/spec/v1
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+size 169881600
diff --git a/requirements.txt b/requirements.txt
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+++ b/requirements.txt
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+duckdb
+openai
+llama_index.vector.stores.duckdb
+python-dotenv
+llama_index.core
+gradio