# Stubs for email.generator (Python 3.4)

from typing import TextIO, Optional
from email.message import Message
from email.policy import Policy

class Generator:
    def clone(self, fp: TextIO) -> Generator: ...
    def write(self, s: str) -> None: ...
    def __init__(self, outfp: TextIO, mangle_from_: bool = ...,
                 maxheaderlen: int = ..., *,
                 policy: Policy = ...) -> None: ...
    def flatten(self, msg: Message, unixfrom: bool = ...,
                linesep: Optional[str] =...) -> None: ...

class BytesGenerator:
    def clone(self, fp: TextIO) -> Generator: ...
    def write(self, s: str) -> None: ...
    def __init__(self, outfp: TextIO, mangle_from_: bool = ...,
                 maxheaderlen: int = ..., *,
                 policy: Policy = ...) -> None: ...
    def flatten(self, msg: Message, unixfrom: bool = ...,
                linesep: Optional[str] =...) -> None: ...

class DecodedGenerator(Generator):
    # TODO `fmt` is positional
    def __init__(self, outfp: TextIO, mangle_from_: bool = ...,
                 maxheaderlen: int = ..., *, fmt: Optional[str]) -> None: ...
