math2.py 文件源码

def _mathfun_n(f_real, f_complex):
    def f(*args, **kwargs):
        try:
            return f_real(*(float(x) for x in args))
        except (TypeError, ValueError):
            return f_complex(*(complex(x) for x in args))
    f.__name__ = f_real.__name__
    return f

# Workaround for non-raising log and sqrt in Python 2.5 and 2.4
# on Unix system