debug plotting related failures

app.py

@@ -36,7 +36,10 @@ os.chdir("..")
 # os.system("pip install git+https://github.com/yiyuezhuo/gradio@cmo_pinned")
 
 import gradio as gr
+import pandas as pd
+import plotly
 
+print(f"gr.__version__={gr.__version__}, pd.__version__={pd.__version__}, ployly.__version__={plotly.__version__}")
 print(dir(gr))
 
 from cmo_db_inspector import App

requirements.txt

@@ -1,3 +1,4 @@
 # gradio @ git+https://github.com/yiyuezhuo/gradio@cmo_pinned
 plotly
+sqlalchemy
 cmo_db_inspector @ git+https://github.com/yiyuezhuo/cmo_db_inspector.git