matplotlib close

app.py

@@ -47,6 +47,8 @@ def is_duplicate(s):
     if "duplicates" in st.session_state:
         check_candidate = (s["Id"], s["Time"])
         res = check_candidate in st.session_state["duplicates"]
+    else:
+        st.session_state["duplicates"] = set()
     st.session_state["duplicates"].add(check_candidate)
     return res
 
@@ -106,18 +108,19 @@ with col2:
         # chart_data.set_index('date')
 
         with placeholder.container():
+            plt.rcParams["figure.figsize"] = (20, 8)
+            plt.close()
+            fig, ax = plt.subplots()
             try:
-                fig, ax = plt.subplots()
-                plt.rcParams["figure.figsize"] = (20, 8)
                 if graph_type == 'Line':
                     ax.plot(range(len(chart_data[0])), chart_data[0])
                 elif graph_type == 'Bar':
                     ax.bar(range(len(chart_data[0])), chart_data[0])
                 plt.xticks(range(len(chart_data[0])), chart_data[1])
                 # st.bar_chart(chart_data)
-                st.pyplot(fig)
             except Exception as e:
                 pass
+            st.pyplot(fig)
             # st.map(df)
             st.write(df)
         # time.sleep(15)