Update requirements.txt

requirements.txt

@@ -1,11 +1,14 @@
-langchain>=0.0.340
-transformers>=4.34.0
-sentence-transformers>=2.2.2
-chromadb>=0.4.15
-gradio>=3.44.0
-fastapi>=0.95.2
-uvicorn>=0.23.2
-accelerate>=0.23.0
-bitsandbytes>=0.41.2
-pandas>=2.0.3
-datasets>=2.14.6
+langchain-core==0.1.0
+langchain-community==0.0.20
+langchain==0.1.0
+transformers==4.34.0
+sentence-transformers==2.2.2
+chromadb==0.4.15
+gradio==3.44.0
+fastapi==0.95.2
+uvicorn==0.23.2
+accelerate==0.23.0
+bitsandbytes==0.41.2
+pandas==2.0.3
+datasets==2.14.6
+huggingface-hub==0.16.4