code: def validate(self):
          
          try:
              response = self.client.get_access_key_last_used(
                  AccessKeyId=self.access_key_id
              )
  
              username = response['UserName']
              access_keys = self.client.list_access_keys(
                  UserName=username
              )
  
              for key in access_keys['AccessKeyMetadata']:
                  if \
                          (key['AccessKeyId'] == self.access_key_id)\
                          and (key['Status'] == 'Inactive'):
                      return True
  
              return False
          except Exception as e:
              logger.info(
                  "Failed to validate key disable for "
                  "key {id} due to: {e}.".format(
                      e=e, id=self.access_key_id
                  )
              )
              return False
docs: Returns whether this plugin does what it claims to have done