@property
def size(self):
    "\n        Get the size of this :py:class:`Selection`.\n\n        The size of a selection is the number of atoms we are selecting\n        together. This value is 1 for the 'atom' context, 2 for the 'pair' and\n        'bond' context, 3 for the 'three' and 'angles' contextes and 4 for the\n        'four' and 'dihedral' contextes.\n        "
    size = c_uint64()
    self.ffi.chfl_selection_size(self.ptr, size)
    return size.value
Get the size of this :py:class:`Selection`.

The size of a selection is the number of atoms we are selecting
together. This value is 1 for the 'atom' context, 2 for the 'pair' and
'bond' context, 3 for the 'three' and 'angles' contextes and 4 for the
'four' and 'dihedral' contextes.
@property
def size(self):
    "\n        Get the size of this :py:class:`Selection`.\n\n        The size of a selection is the number of atoms we are selecting\n        together. This value is 1 for the 'atom' context, 2 for the 'pair' and\n        'bond' context, 3 for the 'three' and 'angles' contextes and 4 for the\n        'four' and 'dihedral' contextes.\n        "
    size = c_uint64()
    self.ffi.chfl_selection_size(self.ptr, size)
    return size.value