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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 delete_version(self, project, version):
 """ Deletes a specific version of a project. First class, maps to Scrapyd's delete version endpoint. """

        url = self._build_url(constants.DELETE_VERSION_ENDPOINT)
        data = {
            'project': project,
            'version': version
        }
        self.client.post(url, data=data, timeout=self.timeout)
        return True