#12295: maple interface broken
--------------------------+-------------------------------------------------
Reporter: sluther | Owner: was
Type: defect | Status: new
Priority: major | Milestone: sage-5.0
Component: interfaces | Keywords:
Work_issues: | Upstream: N/A
Reviewer: | Author:
Merged: | Dependencies:
--------------------------+-------------------------------------------------
{{{
With sage-4.7 (and maple 14) it works:
----------------------------------------------------------------------
| Sage Version 4.7, Release Date: 2011-05-23 |
| Type notebook() for the GUI, and license() for information. |
----------------------------------------------------------------------
sage: maple('1+1')
2
sage:
But with 4.7.2 all maple commands end in this traceback:
----------------------------------------------------------------------
| Sage Version 4.7.2, Release Date: 2011-10-29 |
| Type notebook() for the GUI, and license() for information. |
----------------------------------------------------------------------
sage: maple('1+1')
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', (17, 0))
---------------------------------------------------------------------------
RuntimeError Traceback (most recent call
last)
/home/luther/<ipython console> in <module>()
/home/luther/sage-4.7.2-linux-64bit-
ubuntu_10.04.3_lts-x86_64-Linux/local/lib/python2.6/site-
packages/IPython/Prompts.pyc in __call__(self, arg)
550
551 # and now call a possibly user-defined print mechanism
--> 552 manipulated_val = self.display(arg)
553
554 # user display hooks can change the variable to be
stored in
/home/luther/sage-4.7.2-linux-64bit-
ubuntu_10.04.3_lts-x86_64-Linux/local/lib/python2.6/site-
packages/IPython/Prompts.pyc in _display(self, arg)
576 return IPython.generics.result_display(arg)
577 except TryNext:
--> 578 return self.shell.hooks.result_display(arg)
579
580 # Assign the default display method:
/home/luther/sage-4.7.2-linux-64bit-
ubuntu_10.04.3_lts-x86_64-Linux/local/lib/python2.6/site-
packages/IPython/hooks.pyc in __call__(self, *args, **kw)
139 #print "prio",prio,"cmd",cmd #dbg
140 try:
--> 141 ret = cmd(*args, **kw)
142 return ret
143 except ipapi.TryNext, exc:
/home/luther/sage-4.7.2-linux-64bit-
ubuntu_10.04.3_lts-x86_64-Linux/local/lib/python2.6/site-
packages/sage/misc/displayhook.pyc in result_display(ip_self, obj)
148 # IPython's default result_display() uses the
IPython.genutils.Term.cout stream.
149 # See also local/lib/python2.6/site-packages/IPython/hooks.py.
--> 150 print_obj(IPython.genutils.Term.cout, obj)
151
152 def displayhook(obj):
/home/luther/sage-4.7.2-linux-64bit-
ubuntu_10.04.3_lts-x86_64-Linux/local/lib/python2.6/site-
packages/sage/misc/displayhook.pyc in print_obj(out_stream, obj)
140 if _check_tall_list_and_print(out_stream, obj):
141 return
--> 142 print >>out_stream, `obj`
143
144 def result_display(ip_self, obj):
/home/luther/sage-4.7.2-linux-64bit-
ubuntu_10.04.3_lts-x86_64-Linux/local/lib/python2.6/site-
packages/sage/interfaces/maple.pyc in __repr__(self)
1056 """
1057 self._check_valid()
-> 1058 return self.parent().get(self._name)
1059
1060 def _latex_(self):
/home/luther/sage-4.7.2-linux-64bit-
ubuntu_10.04.3_lts-x86_64-Linux/local/lib/python2.6/site-
packages/sage/interfaces/maple.pyc in get(self, var)
609 '2'
610 """
--> 611 s = self.eval('printf("%%q",%s)'%var)
612 return s
613
/home/luther/sage-4.7.2-linux-64bit-
ubuntu_10.04.3_lts-x86_64-Linux/local/lib/python2.6/site-
packages/sage/interfaces/expect.pyc in eval(self, code, strip,
synchronize, locals, allow_use_file, split_lines, **kwds)
1034 if (split_lines is "nofile" and allow_use_file and
1035 self._eval_using_file_cutoff and len(code)
> self._eval_using_file_cutoff):
-> 1036 return self._eval_line_using_file(code)
1037 elif split_lines:
1038 return '\n'.join([self._eval_line(L,
allow_use_file=allow_use_file, **kwds)
/home/luther/sage-4.7.2-linux-64bit-
ubuntu_10.04.3_lts-x86_64-Linux/local/lib/python2.6/site-
packages/sage/interfaces/expect.pyc in _eval_line_using_file(self, line)
653 tmp_to_use = self._remote_tmpfile()
654 try:
--> 655 s =
self._eval_line(self._read_in_file_command(tmp_to_use),
allow_use_file=False)
656 except pexpect.EOF, msg:
657 if self._quit_string() in line:
/home/luther/sage-4.7.2-linux-64bit-
ubuntu_10.04.3_lts-x86_64-Linux/local/lib/python2.6/site-
packages/sage/interfaces/maple.pyc in _eval_line(self, line,
allow_use_file, wait_for_prompt)
559 e.expect('__sage__;')
560 e.expect(self._prompt)
--> 561 raise RuntimeError, "An error occurred running a
Maple command:\nINPUT:\n%s\nOUTPUT:\n%s"%(line, z)
562 return z
563
RuntimeError: An error occurred running a Maple command:
INPUT:
read "/home/luther/.sage//temp/dirac/18306//interface//tmp18309";
OUTPUT:
on line 2, unexpected end of input
Error, while reading
`/home/luther/.sage//temp/dirac/18306//interface//tmp18309`
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12295>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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