@classmethod
def all(cls, browser):
    """Method that returns tuples of parameters that correspond to PARAMETERS attribute.

        It is required for proper functionality of :py:meth:`read` so it knows the exact instances
        of the view.

        Returns:
            An iterable that contains tuples. Values in the tuples must map exactly to the keys in
            the PARAMETERS class attribute.
        """
    raise NotImplementedError('You need to implement the all() classmethod')
