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我有下面这段代码在2.7工作正常,但在2.6转换的Python 2.7的代码到Python 2.6
def recursively_prune_dict_keys(obj, keep):
if isinstance(obj, dict):
return {k: recursively_prune_dict_keys(v, keep) for k, v in obj.items() if k in keep}
elif isinstance(obj, list):
return [recursively_prune_dict_keys(item, keep) for item in obj]
else:
return obj
失败,我得到无效的语法错误下面一行:
return {k: recursively_prune_dict_keys(v, keep) for k, v in obj.items() if k in keep}
任何想法什么需要改变,使其在2.6的工作?
http://stackoverflow.com/questions/21069668/替代字典理解-python-2-7 – cel