author | martin.trojer@nokia.com |
Fri, 31 Jul 2009 15:01:17 +0100 | |
changeset 1 | 2fb8b9db1c86 |
permissions | -rw-r--r-- |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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:mod:`quopri` --- Encode and decode MIME quoted-printable data |
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============================================================== |
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.. module:: quopri |
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:synopsis: Encode and decode files using the MIME quoted-printable encoding. |
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.. index:: |
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pair: quoted-printable; encoding |
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single: MIME; quoted-printable encoding |
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This module performs quoted-printable transport encoding and decoding, as |
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defined in :rfc:`1521`: "MIME (Multipurpose Internet Mail Extensions) Part One: |
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Mechanisms for Specifying and Describing the Format of Internet Message Bodies". |
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The quoted-printable encoding is designed for data where there are relatively |
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few nonprintable characters; the base64 encoding scheme available via the |
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:mod:`base64` module is more compact if there are many such characters, as when |
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sending a graphics file. |
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.. function:: decode(input, output[,header]) |
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Decode the contents of the *input* file and write the resulting decoded binary |
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data to the *output* file. *input* and *output* must either be file objects or |
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objects that mimic the file object interface. *input* will be read until |
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``input.readline()`` returns an empty string. If the optional argument *header* |
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is present and true, underscore will be decoded as space. This is used to decode |
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"Q"-encoded headers as described in :rfc:`1522`: "MIME (Multipurpose Internet |
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Mail Extensions) Part Two: Message Header Extensions for Non-ASCII Text". |
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.. function:: encode(input, output, quotetabs) |
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Encode the contents of the *input* file and write the resulting quoted-printable |
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data to the *output* file. *input* and *output* must either be file objects or |
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objects that mimic the file object interface. *input* will be read until |
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``input.readline()`` returns an empty string. *quotetabs* is a flag which |
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controls whether to encode embedded spaces and tabs; when true it encodes such |
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embedded whitespace, and when false it leaves them unencoded. Note that spaces |
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and tabs appearing at the end of lines are always encoded, as per :rfc:`1521`. |
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.. function:: decodestring(s[,header]) |
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Like :func:`decode`, except that it accepts a source string and returns the |
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corresponding decoded string. |
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.. function:: encodestring(s[, quotetabs]) |
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Like :func:`encode`, except that it accepts a source string and returns the |
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corresponding encoded string. *quotetabs* is optional (defaulting to 0), and is |
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passed straight through to :func:`encode`. |
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.. seealso:: |
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Module :mod:`mimify` |
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General utilities for processing of MIME messages. |
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Module :mod:`base64` |
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Encode and decode MIME base64 data |
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