python 笛卡尔积

from itertools import product for x,y,z in product([{'a':'1'}],[{'s':'1'},{'s':'2'}],[{'fp':'1'},{'fp':'5'},{'fp':'10'}]): print(x,y,z) 结果：python ({'a': '1'}, {'s': '1'}, {'fp': '1'}) ({'a': '1'},

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