Update app.py

app.py

@@ -109,7 +109,8 @@ def send_email(email,msg,stdate):
     part1 = MIMEText(text, "plain")
     message.attach(part1)
 
-    server = smtplib.SMTP_SSL('smtp.gmail.com', 465)
+    server = smtplib.SMTP('smtp.gmail.com', 587)
+    server.starttls()
     server.login(sender_email, sender_password)
     server.sendmail(sender_email, receiver_email, message.as_string())
     server.quit()