Update requirements.txt

requirements.txt

@@ -1,4 +1,7 @@
-openai==0.27.0  # Or latest version compatible with GPT-3.5
-gradio==3.41.2  # Latest version of Gradio, or adjust based on preference
-datasets==2.14.0  # Hugging Face datasets to load the dataset
-pandas==2.1.0  # For handling data (if needed for further manipulation)
+openai==0.27.0
+gradio==3.41.2
+datasets==2.14.0
+pdf2image==1.16.3  # For converting PDF pages to images
+pytesseract==0.3.10  # For applying OCR to the images
+pillow==9.2.0  # For image handling
+