Method _wait_until_realized

tests/timeline.py:190–200

(
        self, expectation, freeze=None, explain=True, observe=True
    )

                self.freeze()

    def _wait_until_realized(
        self, expectation, freeze=None, explain=True, observe=True
    ):
        def has_been_realized():
            for reasons in expectation.test(self.beginning, self.last):
                if observe:
                    self.expect_realized(expectation, explain=explain, observe=observe)
                return reasons

        reasons = self.wait_until(has_been_realized, freeze)
        return latest_of(reasons.values())

    def wait_until_realized(self, expectation, freeze=None, explain=True, observe=True):
        if explain: