def __init__(self, outfp, mangle_from_=True, maxheaderlen=78):
        self._fp = outfp
        self._mangle_from_ = mangle_from_
        self._maxheaderlen = maxheaderlen
Create the generator for message flattening.
dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/email/generator.py/Generator.__init__