def get_requirement(self, project_name):
        for name in project_name, project_name.lower():
            if self.requirements in name:
                return self.requirements[name]
            if name in self.requirement_aliases:
                return self.requirements[self.requirement_aliases[name]]
        raise KeyError("No project with the name %r" % project_name)
dataset/ETHPy150Open anzev/hedwig/build/pip/pip/req/req_set.py/RequirementSet.get_requirement/swapped operands of `in`