Hello !
I have the very same problem :
sage -t --long calculus/desolvers.py # 8 doctests failed
~/sage$ sage -t --long calculus/desolvers.py # 8 doctests failed
Running doctests with ID 2014-06-25-11-03-06-35530e09.
Doctesting 1 file.
sage -t --long calculus/desolvers.py
**********************************************************************
File "calculus/desolvers.py", line 1166, in
sage.calculus.desolvers.desolve_rk4
Failed example:
desolve_rk4(x*y*(2-y),y,ics=[0,1],end_points=1,step=0.5)
Exception raised:
Traceback (most recent call last):
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/doctest/forker.py",
line 480, in _run
self.execute(example, compiled, test.globs)
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/doctest/forker.py",
line 839, in execute
exec compiled in globs
File "<doctest sage.calculus.desolvers.desolve_rk4[2]>", line 1, in
<module>
desolve_rk4(x*y*(Integer(2)-y),y,ics=[Integer(0),Integer(1)],end_points=Integer(1),step=RealNumber('0.5'))
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/calculus/desolvers.py",
line 1221, in desolve_rk4
maxima("load('dynamics)")
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/interfaces/interface.py",
line 199, in __call__
return cls(self, x, name=name)
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/interfaces/maxima.py",
line 1129, in __init__
ExpectElement.__init__(self, parent, value, is_name=False,
name=None)
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/interfaces/expect.py",
line 1306, in __init__
self._name = parent._create(value, name=name)
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/interfaces/interface.py",
line 389, in _create
self.set(name, value)
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/interfaces/maxima.py",
line 974, in set
self._eval_line(cmd)
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/interfaces/maxima.py",
line 766, in _eval_line
self._error_check(line, out)
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/interfaces/maxima.py",
line 906, in _error_check
self._error_msg(cmd, out)
File
"/home/ncohen/.Sage/local/lib/python2.7/site-packages/sage/interfaces/maxima.py",
line 923, in _error_msg
raise TypeError("Error executing code in
Maxima\nCODE:\n\t%s\nMaxima ERROR:\n\t%s"%(cmd, out.replace('-- an error.
To debug this try debugmode(true);','')))
TypeError: Error executing code in Maxima
CODE:
sage10 : load('dynamics)$
Maxima ERROR:
loadfile: failed to load dynamics
-- an error. To debug this try: debugmode(true);
Nathann
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