#12879: TestSuite failures for HeckeModule Homsets
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Reporter: nthiery | Owner: craigcitro
Type: defect | Status: new
Priority: major | Milestone: sage-5.1
Component: modular forms | Keywords:
Work issues: | Report Upstream: N/A
Reviewers: | Authors:
Merged in: | Dependencies:
Stopgaps: |
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Adding a Testsuite run in #12876 in the documentation of
sage.categories.hecke_modules.HeckeModules.ParentMethods._Hom_
revealed the following bug:
{{{
sage: M = ModularForms(Gamma0(7), 4)
sage: H = Hom(M); H
sage: H.zero()
Traceback (most recent call last):
File "<ipython console>", line 1, in <module>
File "cachefunc.pyx", line 1397, in
sage.misc.cachefunc.CachedMethodCallerNoArgs.__call__
(sage/misc/cachefunc.c:7026)
File "/opt/sage-5.0.beta11/local/lib/python2.7/site-
packages/sage/categories/modules.py", line 221, in zero
From: Free module generated by {1, 2, 3} over Integer Ring
File "/opt/sage-5.0.beta11/local/lib/python2.7/site-
packages/sage/modular/hecke/homspace.py", line 111, in __call__
return morphism.HeckeModuleMorphism_matrix(self, A, name)
File "/opt/sage-5.0.beta11/local/lib/python2.7/site-
packages/sage/modular/hecke/morphism.py", line 116, in __init__
MatrixMorphism.__init__(self, parent, A)
File "/opt/sage-5.0.beta11/local/lib/python2.7/site-
packages/sage/modules/matrix_morphism.py", line 1191, in __init__
parent.codomain().rank())(A)
File "/opt/sage-5.0.beta11/local/lib/python2.7/site-
packages/sage/matrix/matrix_space.py", line 543, in __call__
return self.matrix(entries, copy=copy, coerce=coerce, rows=rows)
File "/opt/sage-5.0.beta11/local/lib/python2.7/site-
packages/sage/matrix/matrix_space.py", line 1372, in matrix
return self.__matrix_class(self, entries=x, copy=copy, coerce=coerce)
File "matrix_rational_dense.pyx", line 205, in
sage.matrix.matrix_rational_dense.Matrix_rational_dense.__init__
(sage/matrix/matrix_rational_dense.c:5788)
TypeError: entries must be coercible to a list or integer
}}}
{{{TestSuite(H).run()}}} also fails for "_test_elements".
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12879>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
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