<s> """<STR_LIT>""" <EOL> __all__ = [ '<STR_LIT>' ] <EOL> from email . mime . base import MIMEBase <EOL> class MIMEMultipart ( MIMEBase ) : <EOL> """<STR_LIT>""" <EOL> def __init__ ( self , _subtype = '<STR_LIT>' , boundary = None , _subparts = None , <EOL> ** _params ) : <EOL> """<STR_LIT>""" <EOL> MIMEBase . __init__ ( self , '<STR_LIT>' , _subtype , ** _params ) <EOL> self . _payload = [ ] <EOL> if _subparts : <EOL> for p in _subparts : <EOL> self . attach ( p ) <EOL> if boundary : <EOL> self . set_boundary ( boundary ) </s>
