Update requirements.txt

requirements.txt

@@ -1,14 +1,29 @@
-gradio
-transformers
-sentence-transformers
-duckduckgo-search
-huggingface-hub
-requests
-arxiv
-scholarly
-pymed
-wikipedia
-newspaper3k==0.2.8
-pickle-mixin
-faiss-cpu
-tiktoken
+# Force specific versions known to work together and resolve conflicts.
+# This is the BEST we can do without Dockerfile control.
+
+gradio>=3.30, <4.0  # Gradio, with version constraint for compatibility
+transformers>=4.30.0  # Transformers, with version constraint
+sentence-transformers>=2.2.2  # sentence-transformers
+duckduckgo-search>=4.0.0 # duckduckgo-search
+huggingface-hub # huggingface-hub
+requests>=2.28.0  # requests
+arxiv>=1.4.2   # arxiv
+scholarly>=1.7.10 # scholarly
+pymed>=0.1.5    #pymed
+wikipedia>=1.4.0  # wikipedia
+newspaper3k==0.2.8  # newspaper3k, *CRITICAL* to specify version
+pickle-mixin>=1.0.2 # pickle-mixin
+faiss-cpu>=1.7.4  # faiss-cpu, with a reasonable recent version
+tiktoken>=0.4.0    # tiktoken
+lxml>=4.9.4        # lxml, *CRITICAL* dependency, specify version
+Pillow>=10.0.1    # Pillow for Image support
+
+# These are sometimes needed as dependencies of the above.
+# Specifying them explicitly can help resolve conflicts.
+beautifulsoup4>=4.12.2
+soupsieve>=2.3.2
+cssselect>=1.1.0
+pytz
+python-dateutil
+
+# Add any OTHER dependencies your app.py needs here.