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ZddZd Zd Zd Zedk( r e yy# e $ r dZdZY 8w xY w)zHConversions to/from quoted-printable transport encoding as per RFC 1521.)encodedecode encodestring decodestring =L s 0123456789ABCDEF )a2b_qpb2a_qpNc T | dv r|S | dk( r|S | t k( xs d| cxk xr dk nc S )zDecide whether a particular byte ordinal needs to be quoted.
The 'quotetabs' flag indicates whether embedded tabs and spaces should be
quoted. Note that line-ending tabs and spaces are always encoded, as per
RFC 1521.
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; 1tq 0D 011r c h t | } t t t | dz t | dz f z S )zQuote a single character. )ordr bytesHEXr s r quoter $ s2 AA E3q"u:s1R4y12 22r c t 0| j }t ||| }|j | y|dfd}d}| j x}rg } d}
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yy) av Read 'input', apply quoted-printable encoding, and write to 'output'.
'input' and 'output' are binary file objects. The 'quotetabs' flag
indicates whether embedded tabs and spaces should be quoted. Note that
line-ending tabs and spaces are always encoded, as per RFC 1521.
The 'header' flag indicates whether we are encoding spaces as _ as per RFC
1522.Nr r
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.)writer )soutputlineEnds r r$ zencode.