#4322: modular polynomials database is broken
-------------------------------+--------------------------------------------
Reporter: AlexGhitza | Owner: mabshoff
Type: defect | Status: new
Priority: major | Milestone: sage-3.2
Component: optional packages | Keywords: modular polynomial database
-------------------------------+--------------------------------------------
In 3.1.4, install this optional spkg with
{{{
sage -i database_kohel-20060803
}}}
then
{{{
sage: DBMP = ClassicalModularPolynomialDatabase()
sage: DBMP[29]
<string>:1: Warning: 'with' will become a reserved keyword in Python 2.6
ERROR: An unexpected error occurred while tokenizing input
The following traceback may be corrupted or invalid
The error message is: ('EOF in multi-line statement', (1683, 0))
---------------------------------------------------------------------------
TypeError Traceback (most recent call
last)
/opt/sage-3.1.4/devel/sage-main/sage/structure/<ipython console> in
<module>()
/opt/sage-3.1.4/local/lib/python2.5/site-
packages/sage/databases/db_modular_polynomials.pyc in __getitem__(self,
level)
93 for cff in coeff_list:
94 poly[(cff[0],cff[1])] = Integer(cff[2])
---> 95 return P(polydict.PolyDict(poly))
96
97 class ModularCorrespondenceDatabase(ModularPolynomialDatabase):
/opt/sage-3.1.4/local/lib/python2.5/site-
packages/sage/rings/polynomial/multi_polynomial_libsingular.so in
sage.rings.polynomial.multi_polynomial_libsingular.MPolynomialRing_libsingular.__call__
(sage/rings/polynomial/multi_polynomial_libsingular.cpp:6996)()
/opt/sage-3.1.4/local/lib/python2.5/site-packages/sage/structure/parent.so
in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:3732)()
303 del self._convert_from_list[i]
304 break
--> 305 raise
306
307 raise TypeError, "No conversion defined from %s to %s"%(R,
self)
/opt/sage-3.1.4/local/lib/python2.5/site-packages/sage/structure/parent.so
in sage.structure.parent.__call__ (sage/structure/parent.c:3619)()
294 try:
295 if no_extra_args:
--> 296 return mor._call_(x)
297 else:
298 return mor._call_with_args(x, args, kwds)
/opt/sage-3.1.4/local/lib/python2.5/site-
packages/sage/structure/coerce_maps.so in
sage.structure.coerce_maps.DefaultConvertMap_unique._call_
(sage/structure/coerce_maps.c:2622)()
74 print type(self._codomain), self._codomain
75 print type(self._codomain._element_constructor),
self._codomain._element_constructor
---> 76 raise
77
78 cpdef Element _call_with_args(self, x, args=(), kwds={}):
/opt/sage-3.1.4/local/lib/python2.5/site-
packages/sage/structure/coerce_maps.so in
sage.structure.coerce_maps._call_ (sage/structure/coerce_maps.c:2537)()
69 cpdef Element _call_(self, x):
70 try:
---> 71 return self._codomain._element_constructor(x)
72 except:
73 if print_warnings:
/opt/sage-3.1.4/local/lib/python2.5/site-packages/sage/rings/integer.so in
sage.rings.integer.Integer.__init__ (sage/rings/integer.c:5688)()
TypeError: unable to coerce <type
'sage.rings.polynomial.polydict.PolyDict'> to an integer
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/4322>
Sage <http://sagemath.org/>
Sage - Open Source Mathematical Software: Building the Car Instead of
Reinventing the Wheel
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