How to use the mnelab.io.xdf.get_streams function in mnelab

def open_data(self, fname=None):
        """Open raw file."""
        if fname is None:
            fname = QFileDialog.getOpenFileName(self, "Open raw")[0]
        if fname:
            if not (isfile(fname) or isdir(fname)):
                self._remove_recent(fname)
                QMessageBox.critical(self, "File does not exist",
                                     f"File {fname} does not exist anymore.")
                return

            ext = "".join(Path(fname).suffixes)

            if ext in [".xdf", ".xdfz", ".xdf.gz"]:
                rows, disabled = [], []
                for idx, s in enumerate(get_streams(fname)):
                    rows.append([s["stream_id"], s["name"], s["type"],
                                 s["channel_count"], s["channel_format"],
                                 s["nominal_srate"]])
                    is_marker = (s["nominal_srate"] == 0 or
                                 s["channel_format"] == "string")
                    if is_marker:  # disable marker streams
                        disabled.append(idx)

                enabled = list(set(range(len(rows))) - set(disabled))
                if enabled:
                    selected = enabled[0]
                else:
                    selected = None
                dialog = XDFStreamsDialog(self, rows, selected=selected,
                                          disabled=disabled)
                if dialog.exec_():