def getSignalLabels(self):
        """
        Returns all labels (name) ("FP1", "SaO2", etc.).

        Parameters
        ----------
        None

        Examples
        --------
        >>> import pyedflib
        >>> f = pyedflib.data.test_generator()
        >>> f.getSignalLabels()==['squarewave', 'ramp', 'pulse', 'noise', 'sine 1 Hz', 'sine 8 Hz', 'sine 8.1777 Hz', 'sine 8.5 Hz', 'sine 15 Hz', 'sine 17 Hz', 'sine 50 Hz']
        True
        >>> f._close()
        >>> del f

        """
        return [self._convert_string(self.signal_label(chn).strip())
                for chn in np.arange(self.signals_in_file)]
Returns all labels (name) ("FP1", "SaO2", etc.).

        Parameters
        ----------
        None

        Examples
        --------
        >>> import pyedflib
        >>> f = pyedflib.data.test_generator()
        >>> f.getSignalLabels()==['squarewave', 'ramp', 'pulse', 'noise', 'sine 1 Hz', 'sine 8 Hz', 'sine 8.1777 Hz', 'sine 8.5 Hz', 'sine 15 Hz', 'sine 17 Hz', 'sine 50 Hz']
        True
        >>> f._close()
        >>> del f