def get_image(self, id):
        response = self._make_request('GET', '/images/%s' % id)
        if not response.entity:
            return
        return response.entity['value']
executes a command and hides the stdout output, loggs stderr
dataset/ETHPy150Open ravello/testmill/lib/testmill/ravello.py/RavelloClient.get_image--crossover with--dataset/ETHPy150Open vcstools/vcstools/src/vcstools/common.py/run_shell_command