python中complex()函数的用法

python中complex()函数的用法 >>> complex(1) (1+0j) >>> complex("1") (1+0j) >>> complex(1+1j) (1+1j) >>> complex("1+1j") (1+1j) >>> complex(a) Traceback (most recent call last): File "<pyshell#4>", line 1,

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