

def yview(self, index=None):
    'If index is not given a tuple containing two fractions is returned,\n        each fraction is between 0 and 1. The first element gives the position\n        of the table element at the top of the window, relative to the table\n        as a whole. The second element gives the position of the table element\n        just after the last one in the window, relative to the table as a\n        whole.\n\n        If index is given the view in the window is adjusted so that the\n        row given by index is displayed at the top of the window.'
    res = self.tk.call(self._w, 'yview', index)
    if (index is None):
        return index._getdoubles(res)

dataset/ETHPy150Open Arelle/Arelle/arelle/TkTableWrapper.py Table.yview/VarMisuse@43/258 `self`->`index`