def METHOD_NAME(input_name: Optional[str] = None,
              job_name: Optional[str] = None,
              resource_group_name: Optional[str] = None,
              opts: Optional[pulumi.InvokeOptions] = None) -> AwaitableGetInputResult:
    """
    Gets details about the specified input.
    :param str input_name: The name of the input.
    :param str job_name: The name of the streaming job.
    :param str resource_group_name: The name of the resource group. The name is case insensitive.
    """
    __args__ = dict()
    __args__['inputName'] = input_name
    __args__['jobName'] = job_name
    __args__['resourceGroupName'] = resource_group_name
    opts = pulumi.InvokeOptions.merge(_utilities.get_invoke_opts_defaults(), opts)
    __ret__ = pulumi.runtime.invoke('azure-native:streamanalytics/v20211001preview:getInput', __args__, opts=opts, typ=GetInputResult).value
    return AwaitableGetInputResult(
        id=pulumi.get(__ret__, 'id'),
        name=pulumi.get(__ret__, 'name'),
        properties=pulumi.get(__ret__, 'properties'),
        type=pulumi.get(__ret__, 'type'))