let layout = DatePickerRange.datePickerRange
                    "my-date-picker-range"
                    [
                        DatePickerRange.Attr.endDate "2017-6-21"
                        DatePickerRange.Attr.displayFormat "M-D-Y-Q"
                        DatePickerRange.Attr.startDatePlaceholderText "M-D-Y-Q" 
                    ]