def METHOD_NAME(account_name: Optional[str] = None,
                    application_name: Optional[str] = None,
                    resource_group_name: Optional[str] = None,
                    opts: Optional[pulumi.InvokeOptions] = None) -> AwaitableGetApplicationResult:
    """
    Gets information about the specified application.
    Azure REST API version: 2023-05-01.
    :param str account_name: The name of the Batch account.
    :param str application_name: The name of the application. This must be unique within the account.
    :param str resource_group_name: The name of the resource group that contains the Batch account.
    """
    __args__ = dict()
    __args__['accountName'] = account_name
    __args__['applicationName'] = application_name
    __args__['resourceGroupName'] = resource_group_name
    opts = pulumi.InvokeOptions.merge(_utilities.get_invoke_opts_defaults(), opts)
    __ret__ = pulumi.runtime.invoke('azure-native:batch:getApplication', __args__, opts=opts, typ=GetApplicationResult).value
    return AwaitableGetApplicationResult(
        allow_updates=pulumi.get(__ret__, 'allow_updates'),
        default_version=pulumi.get(__ret__, 'default_version'),
        display_name=pulumi.get(__ret__, 'display_name'),
        etag=pulumi.get(__ret__, 'etag'),
        id=pulumi.get(__ret__, 'id'),
        name=pulumi.get(__ret__, 'name'),
        type=pulumi.get(__ret__, 'type'))