def __init__(self,request_adapter: RequestAdapter, path_parameters: Union[str, dict[str, Any]], period: Optional[str] = None) -> None:
        """
        Instantiates a new GetEmailActivityUserDetailWithPeriodRequestBuilder and sets the default values.
        param path_parameters: The raw url or the url-template parameters for the request.
        param period: Usage: period='{period}'
        param request_adapter: The request adapter to use to execute the requests.
        Returns: None
        """
        if isinstance(path_parameters, dict):
            path_parameters['period'] = period
        super().__init__(request_adapter, "{+baseurl}/reports/getEmailActivityUserDetail(period='{period}')", path_parameters)

        Instantiates a new GetEmailActivityUserDetailWithPeriodRequestBuilder and sets the default values.
        param path_parameters: The raw url or the url-template parameters for the request.
        param period: Usage: period='{period}'
        param request_adapter: The request adapter to use to execute the requests.
        Returns: None
        
msgraph/generated/reports/get_email_activity_user_detail_with_period/get_email_activity_user_detail_with_period_request_builder.py