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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def get_container_setting(name, container, settings):
    '''
    Get the value of the setting for the IIS container.

    .. versionadded:: 2016.11.0

    Args:
        name (str): The name of the IIS container.
        container (str): The type of IIS container. The container types are:
            AppPools, Sites, SslBindings
        settings (dict): A dictionary of the setting names and their values.

    Returns:
        dict: A dictionary of the provided settings and their values.

    CLI Example:

    .. code-block:: bash

        salt '*' win_iis.get_container_setting name='MyTestPool' container='AppPools'
            settings="['processModel.identityType']"
    '''
    ret = dict()
    ps_cmd = list()
    ps_cmd_validate = list()
    container_path = r"IIS:\{0}\{1}".format(container, name)

    if not settings:
        log.warning('No settings provided')
        return ret

    ps_cmd.append(r'$Settings = @{};')

    for setting in settings:
        # Build the commands to verify that the property names are valid.
        ps_cmd_validate.extend(['Get-ItemProperty',
                                '-Path', "'{0}'".format(container_path),
                                '-Name', "'{0}'".format(setting),
                                '-ErrorAction', 'Stop',
                                '|', 'Out-Null;'])

        # Some ItemProperties are Strings and others are ConfigurationAttributes.
        # Since the former doesn't have a Value property, we need to account
        # for this.
        ps_cmd.append("$Property = Get-ItemProperty -Path '{0}'".format(container_path))
        ps_cmd.append("-Name '{0}' -ErrorAction Stop;".format(setting))
        ps_cmd.append(r'if (([String]::IsNullOrEmpty($Property) -eq $False) -and')
        ps_cmd.append(r"($Property.GetType()).Name -eq 'ConfigurationAttribute') {")
        ps_cmd.append(r'$Property = $Property | Select-Object')
        ps_cmd.append(r'-ExpandProperty Value };')
        ps_cmd.append("$Settings['{0}'] = [String] $Property;".format(setting))
        ps_cmd.append(r'$Property = $Null;')

    # Validate the setting names that were passed in.
    cmd_ret = _srvmgr(cmd=ps_cmd_validate, return_json=True)

    if cmd_ret['retcode'] != 0:
        message = 'One or more invalid property names were specified for the provided container.'
        raise SaltInvocationError(message)

    ps_cmd.append('$Settings')
    cmd_ret = _srvmgr(cmd=ps_cmd, return_json=True)

    try:
        items = salt.utils.json.loads(cmd_ret['stdout'], strict=False)

        if isinstance(items, list):
            ret.update(items[0])
        else:
            ret.update(items)

    except ValueError:
        raise CommandExecutionError('Unable to parse return data as Json.')

    return ret