Update app.py

app.py

@@ -669,7 +669,7 @@ if st.session_state.app_step == "dev":
         st.session_state.train_ranges = {f:(float(tr_min[f]), float(tr_max[f])) for f in st.session_state["FEATURES"]}
         st.markdown('<div class="st-message-box st-success">Case has been built and results are displayed below.</div>', unsafe_allow_html=True)
 
-        def _metrics_block(lbl, m):
+    def _metrics_block(lbl, m):
         name = {"BO": "Breakout", "BD": "Breakdown"}.get(lbl, lbl)
         c1, c2, c3 = st.columns(3)
         c1.metric(f"R ({name})",     f"{m['R']:.3f}")