Update requirements.txt

requirements.txt

@@ -1,8 +1,15 @@
-langchain==0.1.16
-pypdf==3.17.4
-sentence-transformers==2.3.1
-faiss-cpu==1.8.0
-transformers==4.39.3
-torch==2.2.2
-accelerate==0.29.3
-gradio==4.26.0
+#langchain==0.1.16
+#pypdf==3.17.4
+#sentence-transformers==2.3.1
+#faiss-cpu==1.8.0
+#transformers==4.39.3
+#torch==2.2.2
+#accelerate==0.29.3
+#gradio==4.26.0
+gradio==4.16.0
+torch>=2.0.0
+transformers>=4.38.0
+langchain>=0.1.14
+sentence-transformers>=2.2.2
+faiss-cpu>=1.7.4
+PyPDF2>=3.0.1