Update app.py

app.py

@@ -13,6 +13,8 @@ import gc
 import plotly.express as px
 import plotly.io as pio
 import pymongo
+import certifi
+ca = certifi.where()
 
 @st.cache_resource
 def init_conn():
@@ -31,7 +33,7 @@ def init_conn():
           "client_x509_cert_url": "https://www.googleapis.com/robot/v1/metadata/x509/gspread-connection%40model-sheets-connect.iam.gserviceaccount.com"
         }
 
-        client = pymongo.MongoClient("mongodb+srv://multichem:G4yDYEX46uSft4gg@testcluster.lgwtp5i.mongodb.net/testing_db")
+        client = pymongo.MongoClient("mongodb+srv://multichem:G4yDYEX46uSft4gg@testcluster.lgwtp5i.mongodb.net/testing_db", tlsCAFile=ca)
         db = client["testing_db"]
 
         gc_con = gspread.service_account_from_dict(credentials, scope)