src/sage/features/normaliz.py: Rename class to PyNormaliz, fix uses

sagemath · Nov 11, 2021 · 00cb9c7 · 00cb9c7
1 parent 0b65b79
commit 00cb9c7
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Showing 3 changed files with 11 additions and 11 deletions.
diff --git a/src/sage/features/normaliz.py b/src/sage/features/normaliz.py
@@ -5,23 +5,23 @@
 from .join_feature import JoinFeature
 
 
-class pynormaliz(JoinFeature):
+class PyNormaliz(JoinFeature):
     r"""
     A :class:`sage.features.Feature` describing the presence of the
     Python package ``PyNormaliz``.
 
     EXAMPLES::
 
-        sage: from sage.features.normaliz import pynormaliz
-        sage: pynormaliz().is_present()                    # optional - pynormaliz
+        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)
+            sage: from sage.features.normaliz import PyNormaliz
+            sage: isinstance(PyNormaliz(), PyNormaliz)
             True
         """
         JoinFeature.__init__(self, 'pynormaliz',

diff --git a/src/sage/geometry/polyhedron/backend_normaliz.py b/src/sage/geometry/polyhedron/backend_normaliz.py
@@ -26,10 +26,10 @@
 from sage.structure.element import Element
 from sage.misc.cachefunc import cached_method
 from sage.misc.misc_c import prod
-from sage.features.normaliz import pynormaliz
 from sage.misc.lazy_import import lazy_import
+import sage.features.normaliz
 lazy_import('PyNormaliz', ['NmzResult', 'NmzCompute', 'NmzCone', 'NmzConeCopy'],
-            feature=pynormaliz)
+            feature=sage.features.normaliz.PyNormaliz())
 
 from sage.rings.integer_ring import ZZ
 from sage.rings.rational_field import QQ

diff --git a/src/sage/geometry/polyhedron/base.py b/src/sage/geometry/polyhedron/base.py
@@ -8729,18 +8729,18 @@ def volume(self, measure='ambient', engine='auto', **kwds):
                 Latte().require()
                 engine = 'latte'
             except FeatureNotPresentError:
-                from sage.features.normaliz import pynormaliz
+                from sage.features.normaliz import PyNormaliz
                 try:
-                    pynormaliz.require()
+                    PyNormaliz().require()
                     engine = 'normaliz'
                 except FeatureNotPresentError:
                     raise RuntimeError("the induced rational measure can only be computed with the optional packages `latte_int`, or `pynormaliz`")
 
         if engine == 'auto' and measure == 'induced_lattice':
             # Enforce a default choice, change if a better engine is found.
-            from sage.features.normaliz import pynormaliz
+            from sage.features.normaliz import PyNormaliz
             try:
-                pynormaliz.require()
+                PyNormaliz().require()
                 engine = 'normaliz'
             except FeatureNotPresentError:
                 try: