#2796: [with patches, needs work] Integer digits/ndigit disagree on default base
------------------------------+---------------------------------------------
Reporter: jbmohler | Owner: somebody
Type: defect | Status: new
Priority: major | Milestone: sage-3.2.1
Component: basic arithmetic | Resolution:
Keywords: |
------------------------------+---------------------------------------------
Changes (by mabshoff):
* summary: [with patches, positive review] Integer digits/ndigit
disagree on default base => [with patches,
needs work] Integer digits/ndigit disagree on
default base
Comment:
The two patches here cause the following failures:
{{{
[EMAIL PROTECTED]:/scratch/mabshoff/release-cycle/sage-3.2.rc1$ ./sage -t
-long devel/sage/sage/symbolic/expression.pyx
sage -t -long devel/sage/sage/symbolic/expression.pyx
**********************************************************************
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/devel/sage/sage/symbolic/expression.pyx", line 1269:
sage: (x^3 - 1).gcd(x-1)
Exception raised:
Traceback (most recent call last):
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/ncadoctest.py", line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/sagedoctest.py", line 38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/ncadoctest.py", line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_38[4]>", line 1, in <module>
(x**Integer(3) - Integer(1)).gcd(x-Integer(1))###line 1269:
sage: (x^3 - 1).gcd(x-1)
File "expression.pyx", line 1286, in
sage.symbolic.expression.Expression.gcd
(sage/symbolic/expression.cpp:5544)
File "pynac.pyx", line 575, in sage.symbolic.pynac.py_int_length
(sage/symbolic/pynac.cpp:7102)
TypeError: an integer is required
**********************************************************************
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/devel/sage/sage/symbolic/expression.pyx", line 1271:
sage: (x^3 - 1).gcd(x^2+x+1)
Exception raised:
Traceback (most recent call last):
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/ncadoctest.py", line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/sagedoctest.py", line 38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/ncadoctest.py", line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_38[5]>", line 1, in <module>
(x**Integer(3) -
Integer(1)).gcd(x**Integer(2)+x+Integer(1))###line 1271:
sage: (x^3 - 1).gcd(x^2+x+1)
File "expression.pyx", line 1286, in
sage.symbolic.expression.Expression.gcd
(sage/symbolic/expression.cpp:5544)
File "pynac.pyx", line 575, in sage.symbolic.pynac.py_int_length
(sage/symbolic/pynac.cpp:7102)
TypeError: an integer is required
**********************************************************************
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/devel/sage/sage/symbolic/expression.pyx", line 1277:
sage: gcd(x^3 - y^3, x-y)
Exception raised:
Traceback (most recent call last):
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/ncadoctest.py", line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/sagedoctest.py", line 38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/ncadoctest.py", line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_38[7]>", line 1, in <module>
gcd(x**Integer(3) - y**Integer(3), x-y)###line 1277:
sage: gcd(x^3 - y^3, x-y)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/lib/python2.5/site-packages/sage/rings/arith.py",
line 1037, in gcd
return a.gcd(b, **kwargs)
File "expression.pyx", line 1286, in
sage.symbolic.expression.Expression.gcd
(sage/symbolic/expression.cpp:5544)
File "pynac.pyx", line 575, in sage.symbolic.pynac.py_int_length
(sage/symbolic/pynac.cpp:7102)
TypeError: an integer is required
**********************************************************************
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/devel/sage/sage/symbolic/expression.pyx", line 1279:
sage: gcd(x^100-y^100, x^10-y^10)
Exception raised:
Traceback (most recent call last):
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/ncadoctest.py", line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/sagedoctest.py", line 38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/ncadoctest.py", line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_38[8]>", line 1, in <module>
gcd(x**Integer(100)-y**Integer(100),
x**Integer(10)-y**Integer(10))###line 1279:
sage: gcd(x^100-y^100, x^10-y^10)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/lib/python2.5/site-packages/sage/rings/arith.py",
line 1037, in gcd
return a.gcd(b, **kwargs)
File "expression.pyx", line 1286, in
sage.symbolic.expression.Expression.gcd
(sage/symbolic/expression.cpp:5544)
File "pynac.pyx", line 575, in sage.symbolic.pynac.py_int_length
(sage/symbolic/pynac.cpp:7102)
TypeError: an integer is required
**********************************************************************
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/devel/sage/sage/symbolic/expression.pyx", line 1281:
sage: gcd(expand( (x^2+17*x+3/7*y)*(x^5 - 17*y + 2/3) ),
expand((x^13+17*x+3/7*y)*(x^5 - 17*y + 2/3)) )
Exception raised:
Traceback (most recent call last):
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/ncadoctest.py", line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/sagedoctest.py", line 38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/bin/ncadoctest.py", line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_38[9]>", line 1, in <module>
gcd(expand(
(x**Integer(2)+Integer(17)*x+Integer(3)/Integer(7)*y)*(x**Integer(5) -
Integer(17)*y + Integer(2)/Integer(3)) ),
expand((x**Integer(13)+Integer(17)*x+Integer(3)/Integer(7)*y)*(x**Integer(5)
- Integer(17)*y + Integer(2)/Integer(3))) )###line 1281:
sage: gcd(expand( (x^2+17*x+3/7*y)*(x^5 - 17*y + 2/3) ),
expand((x^13+17*x+3/7*y)*(x^5 - 17*y + 2/3)) )
File "/scratch/mabshoff/release-
cycle/sage-3.2.rc1/local/lib/python2.5/site-packages/sage/rings/arith.py",
line 1037, in gcd
return a.gcd(b, **kwargs)
File "expression.pyx", line 1286, in
sage.symbolic.expression.Expression.gcd
(sage/symbolic/expression.cpp:5544)
File "pynac.pyx", line 575, in sage.symbolic.pynac.py_int_length
(sage/symbolic/pynac.cpp:7102)
TypeError: an integer is required
**********************************************************************
1 items had failures:
5 of 10 in __main__.example_38
***Test Failed*** 5 failures.
For whitespace errors, see the file /scratch/mabshoff/release-
cycle/sage-3.2.rc1/tmp/.doctest_expression.py
[10.3 s]
exit code: 1024
----------------------------------------------------------------------
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/2796#comment:5>
Sage <http://sagemath.org/>
Sage - Open Source Mathematical Software: Building the Car Instead of
Reinventing the Wheel
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