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d d d � Z d d d � Z d d � Z d d � Z d d � Z e d k r� e � n d S) zHConversions to/from quoted-printable transport encoding as per RFC 1521.�encode�decode� encodestring� decodestring� =�L s 0123456789ABCDEF� � )�a2b_qp�b2a_qpNc C sG | d k r | S| d k r | S| t k pF d | k oC d k n S)z�Decide whether a particular byte ordinal needs to be quoted.
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�n d S)av Read 'input', apply quoted-printable encoding, and write to 'output'.
'input' and 'output' are binary file objects. The 'quotetabs' flag
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d k r | j � n XqKW| r7| j | � n d S)Nr r Ztdz"usage: quopri [-t | -d] [file] ...z-t: quote tabsz-d: decode; default encoder1 z-tz-dz -t and -d are mutually exclusive�-�rbz%s: can't open (%s)
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