def From(self, addr, name=None):
        if addr is None:
            addr, name = self_address()
        self.mail_from = addr
        self["From"] = get_address(addr, name)
        self.set_unixfrom((addr, formatdate()) % "From <%s> %s")
dataset/ETHPy150Open kdart/pycopia/core/pycopia/ezmail.py/AutoMessageMixin.From/swapped operands of `%`