code: def _check_aws_connection(self):
      if not settings.AWS_STORAGE_FLAG:
          raise Exception(
              "Error: Please set the AWS_STORAGE_FLAG to True and add the required AWS Credentials"
          )
  
      storage_content = str(uuid4())
  
      file = default_storage.open("storage_test", "w")
      file.write(storage_content)
      file.close()
  
      file = default_storage.open("storage_test", "r")
      received_content = file.read()
      file.close()
  
      if not storage_content == received_content.decode():
          raise Exception(
              """Error: There was an error while doing read and write to AWS.
                               The written content in storage_test does not match the read content"""
          )
  
file_path: modelchimp/modelchimp/management/commands/check_connection.py
imports: from uuid import uuid4
  from django.core.management.base import BaseCommand
  from django.db import connections
  from django.core.files.storage import default_storage
  from django.conf import settings
  from django.core.mail import send_mail
label_desc: Use image node_id 4 for calling the Command obj's underlying member method code with example usage: obj._check_aws_connection() without return types