Update app.py

app.py

@@ -579,22 +579,24 @@ try:
             printV("Pie1 files written",4)
             with col1_1:
                 printV("Pie1 in col1_1",4)
-                with open('ascn_pie1.pdf') as f:
+                with open('ascn_pie1.pdf','rb') as f:
                     printV("Pie1 in file open",4)
                     st.download_button(
                         "Save As PDF",
                         f,
                         'sonogram-voice-category-'+currPlainName+'.pdf',
+                        'application/pdf',
                         key='download-pdf1',
                         on_click="ignore",
                     )
                     printV("Pie1 after col1_1",4)
             with col1_2:
-                with open('ascn_pie1.svg') as f:
+                with open('ascn_pie1.svg','rb') as f:
                     st.download_button(
                         "Save As SVG",
                         f,
                         'sonogram-voice-category-'+currPlainName+'.svg',
+                        'image/svg+xml',
                         key='download-svg1',
                         on_click="ignore",
                     )
@@ -623,20 +625,22 @@ try:
             fig2.write_image("ascn_pie2.pdf")
             fig2.write_image("ascn_pie2.svg")
             with col2_1:
-                with open('ascn_pie2.pdf') as f:
+                with open('ascn_pie2.pdf','rb') as f:
                     st.download_button(
                         "Save As PDF",
                         f,
                         'sonogram-speaker-percent-'+currPlainName+'.pdf',
+                        'application/pdf',
                         key='download-pdf2',
                         on_click="ignore",
                     )
             with col2_2:
-                with open('ascn_pie2.svg') as f:
+                with open('ascn_pie2.svg','rb') as f:
                     st.download_button(
                         "Save As SVG",
                         f,
                         'sonogram-speaker-percent-'+currPlainName+'.svg',
+                        'image/svg+xml',
                         key='download-svg2',
                         on_click="ignore",
                     )
@@ -673,20 +677,22 @@ try:
             fig3_1.write_image("ascn_sunburst.pdf")
             fig3_1.write_image("ascn_sunburst.svg")
             with col3_1:
-                with open('ascn_sunburst.pdf') as f:
+                with open('ascn_sunburst.pdf','rb') as f:
                     st.download_button(
                         "Save As PDF",
                         f,
                         'sonogram-speaker-categories-'+currPlainName+'.pdf',
+                        'application/pdf',
                         key='download-pdf3',
                         on_click="ignore",
                     )
             with col3_2:
-                with open('ascn_sunburst.svg') as f:
+                with open('ascn_sunburst.svg','rb') as f:
                     st.download_button(
                         "Save As SVG",
                         f,
                         'sonogram-speaker-categories-'+currPlainName+'.svg',
+                        'image/svg+xml',
                         key='download-svg3',
                         on_click="ignore",
                     )
@@ -723,20 +729,22 @@ try:
             fig3.write_image("ascn_treemap.pdf")
             fig3.write_image("ascn_treemap.svg")
             with col4_1:
-                with open('ascn_treemap.pdf') as f:
+                with open('ascn_treemap.pdf','rb') as f:
                     st.download_button(
                         "Save As PDF",
                         f,
                         'sonogram-treemap-'+currPlainName+'.pdf',
+                        'application/pdf',
                         key='download-pdf4',
                         on_click="ignore",
                     )
             with col4_2:
-                with open('ascn_treemap.svg') as f:
+                with open('ascn_treemap.svg','rb') as f:
                     st.download_button(
                         "Save As SVG",
                         f,
                         'sonogram-treemap-'+currPlainName+'.svg',
+                        'image/svg+xml',
                         key='download-svg4',
                         on_click="ignore",
                     )
@@ -775,20 +783,22 @@ try:
             fig_la.write_image("ascn_timeline.pdf")
             fig_la.write_image("ascn_timeline.svg")
             with col5_1:
-                with open('ascn_timeline.pdf') as f:
+                with open('ascn_timeline.pdf','rb') as f:
                     st.download_button(
                         "Save As PDF",
                         f,
                         'sonogram-timeline-'+currPlainName+'.pdf',
+                        'application/pdf',
                         key='download-pdf5',
                         on_click="ignore",
                     )
             with col5_2:
-                with open('ascn_timeline.svg') as f:
+                with open('ascn_timeline.svg','rb') as f:
                     st.download_button(
                         "Save As SVG",
                         f,
                         'sonogram-timeline-'+currPlainName+'.svg',
+                        'image/svg+xml',
                         key='download-svg5',
                         on_click="ignore",
                     )
@@ -820,20 +830,22 @@ try:
             fig_la.write_image("ascn_bar.pdf")
             fig_la.write_image("ascn_bar.svg")
             with col6_1:
-                with open('ascn_bar.pdf') as f:
+                with open('ascn_bar.pdf','rb') as f:
                     st.download_button(
                         "Save As PDF",
                         f,
                         'sonogram-speaker-time-'+currPlainName+'.pdf',
+                        'application/pdf',
                         key='download-pdf6',
                         on_click="ignore",
                     )
             with col6_2:
-                with open('ascn_bar.svg') as f:
+                with open('ascn_bar.svg','rb') as f:
                     st.download_button(
                         "Save As SVG",
                         f,
                         'sonogram-speaker-time-'+currPlainName+'.svg',
+                        'image/svg+xml',
                         key='download-svg6',
                         on_click="ignore",
                     )