def _get_instance(self):
try:<EOL><INDENT>instance = self.compute.virtual_machines.get(<EOL>self.running_instance_id, self.running_instance_id,<EOL>expand='<STR_LIT>'<EOL>)<EOL><DEDENT>except Exception as error:<EOL><INDENT>raise AzureCloudException(<EOL>'<STR_LIT>'.format(error)<EOL>)<EOL><DEDENT>return instance<EOL>
Return the instance matching the running_instance_id.