def calculate_windows(self, **kwargs):
        """
        Return the diameters of all windows in a molecule.

        This function first finds and then measures the diameters of all the
        window in the molecule.

        Returns
        -------
        :class:`numpy.array`
            An array of windows' diameters.

        :class:`NoneType`
            If no windows were found.

        """
        windows = find_windows(self.elements, self.coordinates, **kwargs)
        if windows:
            self.properties.update(
                {
                    'windows': {
                        'diameters': windows[0], 'centre_of_mass': windows[1],
                    }
                }
            )
            return windows[0]
        else:
            self.properties.update(
                {'windows': {'diameters': None,  'centre_of_mass': None, }}
            )
        return None
def calculate_windows ( self , ** kwargs ) : windows = find_windows ( self . elements , self . coordinates , ** kwargs ) if windows : self . properties . update ( { 'windows' : { 'diameters' : windows [ 0 ] , 'centre_of_mass' : windows [ 1 ] , } } ) return windows [ 0 ] else : self . properties . update ( { 'windows' : { 'diameters' : None , 'centre_of_mass' : None , } } ) return None
Return the diameters of all windows in a molecule.

        This function first finds and then measures the diameters of all the
        window in the molecule.

        Returns
        -------
        :class:`numpy.array`
            An array of windows' diameters.

        :class:`NoneType`
            If no windows were found.