Update app.py

app.py

@@ -9,9 +9,10 @@ st.write('Scatter Plot of embeddings')
 
 HtmlFile = open("plot.html", 'r', encoding='utf-8')
 source_code = HtmlFile.read() 
-components.html(source_code)
+components.html(source_code, width=500, height=500)
 
 # load Hgraph
+global data
 st.write('Loading Data')
 data = load_hetero_data()