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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 startswith(self, event_property, value):
 """A starts-with filter chain. request(elapsed_ms).re(path, "^/cube") """

        c = self.copy()
        c.filters.append(filters.RE(event_property, "^{value}".format(
            value=value)))
        return c