Update app.py

app.py

@@ -669,8 +669,11 @@ try:
             printV("Pie1 Posttrace",4)
             
             col1_1, col1_2 = st.columns(2)
-            fig1.write_image("ascn_pie1.pdf")
-            fig1.write_image("ascn_pie1.svg")
+            try:
+                fig1.write_image("ascn_pie1.pdf")
+                fig1.write_image("ascn_pie1.svg")
+            except Exception:
+                pass
             printV("Pie1 files written",4)
             with col1_1:
                 printV("Pie1 in col1_1",4)
@@ -718,8 +721,11 @@ try:
             fig2.add_trace(go.Pie(values=df4["values"],labels=df4["names"],sort=False))
 
             col2_1, col2_2 = st.columns(2)
-            fig2.write_image("ascn_pie2.pdf")
-            fig2.write_image("ascn_pie2.svg")
+            try:
+                fig2.write_image("ascn_pie2.pdf")
+                fig2.write_image("ascn_pie2.svg")
+            except Exception:
+                pass
             with col2_1:
                 with open('ascn_pie2.pdf','rb') as f:
                     st.download_button(
@@ -772,8 +778,11 @@ try:
             )
             
             col3_1, col3_2 = st.columns(2)
-            fig3_1.write_image("ascn_sunburst.pdf")
-            fig3_1.write_image("ascn_sunburst.svg")
+            try:
+                fig3_1.write_image("ascn_sunburst.pdf")
+                fig3_1.write_image("ascn_sunburst.svg")
+            except Exception:
+                pass
             with col3_1:
                 with open('ascn_sunburst.pdf','rb') as f:
                     st.download_button(
@@ -826,8 +835,11 @@ try:
             )
                         
             col4_1, col4_2 = st.columns(2)
-            fig3.write_image("ascn_treemap.pdf")
-            fig3.write_image("ascn_treemap.svg")
+            try:
+                fig3.write_image("ascn_treemap.pdf")
+                fig3.write_image("ascn_treemap.svg")
+            except Exception:
+                pass
             with col4_1:
                 with open('ascn_treemap.pdf','rb') as f:
                     st.download_button(
@@ -884,8 +896,11 @@ try:
             )
                                     
             col5_1, col5_2 = st.columns(2)
-            fig_la.write_image("ascn_timeline.pdf")
-            fig_la.write_image("ascn_timeline.svg")
+            try:
+                fig_la.write_image("ascn_timeline.pdf")
+                fig_la.write_image("ascn_timeline.svg")
+            except Exception:
+                pass
             with col5_1:
                 with open('ascn_timeline.pdf','rb') as f:
                     st.download_button(
@@ -933,8 +948,11 @@ try:
             )
                                                 
             col6_1, col6_2 = st.columns(2)
-            fig_la.write_image("ascn_bar.pdf")
-            fig_la.write_image("ascn_bar.svg")
+            try:
+                fig_la.write_image("ascn_bar.pdf")
+                fig_la.write_image("ascn_bar.svg")
+            except Exception:
+                pass
             with col6_1:
                 with open('ascn_bar.pdf','rb') as f:
                     st.download_button(