Update app.py

app.py

@@ -26,13 +26,14 @@ def send_email(accident_type,image):
 
     msg.attach(MIMEText(body, 'plain'))
 
+    filename = "res.png"
     is_success, buffer = cv2.imencode(".jpg", image)
     attachment = buffer.tobytes()
 
     attachment_package = MIMEBase('application', 'octet-stream')
     attachment_package.set_payload(attachment)
     encoders.encode_base64(attachment_package)
-    attachment_package.add_header('Content-Disposition', "attachment; filename= res.png")
+    attachment_package.add_header('Content-Disposition', "attachment; filename=" + filename)
     msg.attach(attachment_package)
 
     text = msg.as_string()