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normaliz.py
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normaliz.py
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# sage_setup: distribution = sagemath-environment
r"""
Feature for testing the presence of ``pynormaliz``
"""
# *****************************************************************************
# Copyright (C) 2021 Matthias Koeppe
#
# Distributed under the terms of the GNU General Public License (GPL)
# as published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
# https://www.gnu.org/licenses/
# *****************************************************************************
from . import PythonModule
from .join_feature import JoinFeature
class PyNormaliz(JoinFeature):
r"""
A :class:`~sage.features.Feature` describing the presence of the
Python package :ref:`PyNormaliz <spkg_pynormaliz>`.
EXAMPLES::
sage: from sage.features.normaliz import PyNormaliz
sage: PyNormaliz().is_present() # optional - pynormaliz
FeatureTestResult('pynormaliz', True)
"""
def __init__(self):
r"""
TESTS::
sage: from sage.features.normaliz import PyNormaliz
sage: isinstance(PyNormaliz(), PyNormaliz)
True
"""
JoinFeature.__init__(self, 'pynormaliz',
[PythonModule('PyNormaliz', spkg="pynormaliz")])
def all_features():
return [PyNormaliz()]