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r""" 

Index of encoders 

 

The ``codes.encoders`` object may be used to access the encoders that Sage can build. 

 

**Cyclic code encoders** 

 

- :class:`cyclic_code.CyclicCodePolynomialEncoder <sage.coding.cyclic_code.CyclicCodePolynomialEncoder>` 

- :class:`cyclic_code.CyclicCodeVectorEncoder <sage.coding.cyclic_code.CyclicCodeVectorEncoder>` 

 

**Extended code encoders** 

 

- :class:`extended_code.ExtendedCodeExtendedMatrixEncoder <sage.coding.extended_code.ExtendedCodeExtendedMatrixEncoder>` 

 

**Generic encoders** 

 

- :class:`linear_code.LinearCodeGeneratorMatrixEncoder <sage.coding.linear_code.LinearCodeGeneratorMatrixEncoder>` 

- :class:`linear_code.LinearCodeParityCheckEncoder <sage.coding.linear_code.LinearCodeParityCheckEncoder>` 

- :class:`linear_code.LinearCodeSystematicEncoder <sage.coding.linear_code.LinearCodeSystematicEncoder>` 

 

**Generalized Reed-Solomon code encoders** 

 

- :class:`grs.GRSEvaluationVectorEncoder <sage.coding.grs.GRSEvaluationVectorEncoder>` 

- :class:`grs.GRSEvaluationPolynomialEncoder <sage.coding.grs.GRSEvaluationPolynomialEncoder>` 

 

**Punctured codes encoders** 

 

- :class:`punctured_code.PuncturedCodePuncturedMatrixEncoder <sage.coding.punctured_code.PuncturedCodePuncturedMatrixEncoder>` 

 

.. NOTE:: 

 

To import these names into the global namespace, use: 

 

sage: from sage.coding.encoders_catalog import * 

""" 

#***************************************************************************** 

# Copyright (C) 2009 David Joyner <wdjoyner@gmail.com> 

# 2015 David Lucas <david.lucas@inria.fr> 

# 2016 Tania Richmond <tania.richmond@univ-tln.fr> 

# 

# Distributed under the terms of the GNU General Public License (GPL), 

# version 2 or later (at your preference). 

# 

# http://www.gnu.org/licenses/ 

#***************************************************************************** 

 

from sage.misc.lazy_import import lazy_import as _lazy_import 

 

_lazy_import('sage.coding.cyclic_code', ['CyclicCodePolynomialEncoder', 

'CyclicCodeVectorEncoder']) 

_lazy_import('sage.coding.extended_code', 'ExtendedCodeExtendedMatrixEncoder') 

_lazy_import('sage.coding.grs', ['GRSEvaluationVectorEncoder', 'GRSEvaluationPolynomialEncoder']) 

_lazy_import('sage.coding.linear_code', ['LinearCodeGeneratorMatrixEncoder', 

'LinearCodeParityCheckEncoder', 

'LinearCodeSystematicEncoder']) 

_lazy_import('sage.coding.punctured_code', 'PuncturedCodePuncturedMatrixEncoder') 

_lazy_import('sage.coding.reed_muller_code', ['ReedMullerVectorEncoder', 'ReedMullerPolynomialEncoder']) 

_lazy_import('sage.coding.subfield_subcode', 'SubfieldSubcodeParityCheckEncoder') 

_lazy_import('sage.coding.parity_check_code', ['ParityCheckCodeGeneratorMatrixEncoder','ParityCheckCodeStraightforwardEncoder'])