try example cytoscape-js

app.py

@@ -0,0 +1,18 @@
+import streamlit as st
+from streamlit_cytoscapejs import st_cytoscapejs
+
+elements = [
+    {"data": {"id": "one", "label": "Node 1"}, "position": {"x": 0, "y": 0}},
+    {"data": {"id": "two", "label": "Node 2"}, "position": {"x": 100, "y": 0}},
+    {"data": {"source": "one", "target": "two", "label": "Edge from Node1 to Node2"}},
+]
+stylesheet = [
+    {"selector": "node", "style": {"width": 20, "height": 20, "shape": "rectangle"}},
+    {"selector": "edge", "style": {"width": 10}},
+]
+
+st.title("Hello Cytoscape.js")
+clicked_elements = st_cytoscapejs(elements, stylesheet)
+
+if clicked_elements is not None:
+    st.write(clicked_elements)