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d ddZd ddZdd Zdd Zdd Zed kre dS )!zHConversions to/from quoted-printable transport encoding as per RFC 1521.)encodedecode encodestring decodestring =L s 0123456789ABCDEF )a2b_qpb2a_qpNc C sH t | tsJ | dv r|S | dkr&|S | tkpFd| ko@dkn S )zDecide whether a particular byte ordinal needs to be quoted.
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quoted. Note that line-ending tabs and spaces are always encoded, as per
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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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