python字典变量的定义中错误的是_静态类范围内的python嵌套字典理解：未定义变量...
I've got this code:class Chars:char_to_number = {'a': ['1'],'b': ['2'],'c': ['3', '6'],'d': ['4', '5'],}number_to_char = {number: charfor char in char_to_numberfor number in char_to_number[char]}Now t...
