AlkantarClanX12
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� Z d S)z1Various types of useful iterators and generators.�body_line_iterator�typed_subpart_iterator�walk� N)�StringIOc c s; | V| j � r7 x# | j � D] } | j � Ed Hq Wd S)z�Walk over the message tree, yielding each subpart.
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Wd S)z�Iterate over the subparts with a given MIME type.
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