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gh-101100: Fix sphinx warnings in library/codecs.rst
(#110979)
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@ -520,44 +520,46 @@ The base :class:`Codec` class defines these methods which also define the
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function interfaces of the stateless encoder and decoder:
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.. method:: Codec.encode(input, errors='strict')
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.. class:: Codec
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Encodes the object *input* and returns a tuple (output object, length consumed).
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For instance, :term:`text encoding` converts
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a string object to a bytes object using a particular
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character set encoding (e.g., ``cp1252`` or ``iso-8859-1``).
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.. method:: encode(input, errors='strict')
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The *errors* argument defines the error handling to apply.
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It defaults to ``'strict'`` handling.
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Encodes the object *input* and returns a tuple (output object, length consumed).
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For instance, :term:`text encoding` converts
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a string object to a bytes object using a particular
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character set encoding (e.g., ``cp1252`` or ``iso-8859-1``).
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The method may not store state in the :class:`Codec` instance. Use
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:class:`StreamWriter` for codecs which have to keep state in order to make
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encoding efficient.
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The *errors* argument defines the error handling to apply.
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It defaults to ``'strict'`` handling.
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The encoder must be able to handle zero length input and return an empty object
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of the output object type in this situation.
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The method may not store state in the :class:`Codec` instance. Use
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:class:`StreamWriter` for codecs which have to keep state in order to make
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encoding efficient.
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The encoder must be able to handle zero length input and return an empty object
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of the output object type in this situation.
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.. method:: Codec.decode(input, errors='strict')
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.. method:: decode(input, errors='strict')
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Decodes the object *input* and returns a tuple (output object, length
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consumed). For instance, for a :term:`text encoding`, decoding converts
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a bytes object encoded using a particular
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character set encoding to a string object.
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Decodes the object *input* and returns a tuple (output object, length
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consumed). For instance, for a :term:`text encoding`, decoding converts
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a bytes object encoded using a particular
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character set encoding to a string object.
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For text encodings and bytes-to-bytes codecs,
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*input* must be a bytes object or one which provides the read-only
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buffer interface -- for example, buffer objects and memory mapped files.
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For text encodings and bytes-to-bytes codecs,
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*input* must be a bytes object or one which provides the read-only
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buffer interface -- for example, buffer objects and memory mapped files.
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The *errors* argument defines the error handling to apply.
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It defaults to ``'strict'`` handling.
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The *errors* argument defines the error handling to apply.
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It defaults to ``'strict'`` handling.
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The method may not store state in the :class:`Codec` instance. Use
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:class:`StreamReader` for codecs which have to keep state in order to make
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decoding efficient.
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The method may not store state in the :class:`Codec` instance. Use
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:class:`StreamReader` for codecs which have to keep state in order to make
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decoding efficient.
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The decoder must be able to handle zero length input and return an empty object
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of the output object type in this situation.
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The decoder must be able to handle zero length input and return an empty object
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of the output object type in this situation.
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Incremental Encoding and Decoding
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@ -705,7 +707,7 @@ Stream Encoding and Decoding
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The :class:`StreamWriter` and :class:`StreamReader` classes provide generic
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working interfaces which can be used to implement new encoding submodules very
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easily. See :mod:`encodings.utf_8` for an example of how this is done.
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easily. See :mod:`!encodings.utf_8` for an example of how this is done.
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.. _stream-writer-objects:
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@ -895,9 +897,10 @@ The design is such that one can use the factory functions returned by the
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.. class:: StreamRecoder(stream, encode, decode, Reader, Writer, errors='strict')
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Creates a :class:`StreamRecoder` instance which implements a two-way conversion:
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*encode* and *decode* work on the frontend — the data visible to
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code calling :meth:`read` and :meth:`write`, while *Reader* and *Writer*
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work on the backend — the data in *stream*.
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*encode* and *decode* work on the frontend — the data visible to
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code calling :meth:`~StreamReader.read` and :meth:`~StreamWriter.write`,
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while *Reader* and *Writer*
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work on the backend — the data in *stream*.
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You can use these objects to do transparent transcodings, e.g., from Latin-1
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to UTF-8 and back.
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@ -1417,8 +1420,8 @@ to :class:`bytes` mappings. They are not supported by :meth:`bytes.decode`
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| | quotedprintable, | quoted printable. | ``quotetabs=True`` / |
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| | quoted_printable | | :meth:`quopri.decode` |
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+----------------------+------------------+------------------------------+------------------------------+
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| uu_codec | uu | Convert the operand using | :meth:`uu.encode` / |
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| | | uuencode. | :meth:`uu.decode` |
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| uu_codec | uu | Convert the operand using | |
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| | | uuencode. | |
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+----------------------+------------------+------------------------------+------------------------------+
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| zlib_codec | zip, zlib | Compress the operand using | :meth:`zlib.compress` / |
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| | | gzip. | :meth:`zlib.decompress` |
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@ -42,7 +42,6 @@ Doc/library/bisect.rst
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Doc/library/bz2.rst
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Doc/library/calendar.rst
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Doc/library/cmd.rst
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Doc/library/codecs.rst
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Doc/library/collections.abc.rst
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Doc/library/collections.rst
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Doc/library/concurrent.futures.rst
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