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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _replace_constant_methods(self):
 """Replaces conventional distribution methods by its constant counterparts."""

        self.cumulative_distribution = self._constant_cumulative_distribution
        self.percent_point = self._constant_percent_point
        self.probability_density = self._constant_probability_density
        self.sample = self._constant_sample