def __repr__(self):
        lost = dict([key, dep] for key, dep in  self._dependency_by_key.items() if self._resource_by_key not in key)
        return 'DependencyMap(ready=%s, lost=%s)'%(self._resource_by_key, lost)
dataset/ETHPy150Open foundit/Piped/piped/dependencies.py/DependencyMap.__repr__/swapped operands of `not in`