Update requirements.txt

Fix for "works on my machine, but not on mine" errors

requirements.txt

@@ -1,20 +1,15 @@
--i https://pypi.org/simple
---extra-index-url https://download.pytorch.org/whl/cpu
-torch==2.7.1+cpu
-
-# --extra-index-url https://download.pytorch.org/whl/cu118
-# torch==2.7.1+cu118
+--index-url https://download.pytorch.org/whl/cpu
+--extra-index-url https://pypi.org/simple
 
-pytest==8.4.1
-scikit-learn==1.7.1
-matplotlib==3.10.3
-datasets==4.0.0
-flask==3.1.1
-numpy==2.3.1
-requests==2.32.3
-watchdog==6.0.0
-huggingface-hub==0.34.3
-
-# Optional: Gradio dashboard support
-# For full Gradio functionality, install: pip install -r requirements-gradio.txt
-# gradio==4.44.0
+torch==2.7.1+cpu
+torchvision
+torchaudio
+pytest
+scikit-learn
+matplotlib
+datasets
+flask
+numpy
+requests
+watchdog
+huggingface-hub