Status: New
Owner: ----
Labels: Type-Defect Priority-Medium
New issue 1311 by mussadique: Integrals break print_mathml
http://code.google.com/p/sympy/issues/detail?id=1311
using sympy version 0.6.3,
y=Integral(x/(x**2+2*x+1),x)
print_mathml(y)
I will get this error:
========================================CODE
In [6]: print_gtk(y)
---------------------------------------------------------------------------
exceptions.AttributeError Traceback (most recent
call last)
/media/MMC-SD/partition1/<ipython console>
/usr/lib/python2.4/site-packages/sympy/printing/gtk.py in print_gtk(x,
start_viewer)
11 tmp = tempfile.mktemp() # create a temp file to store the result
12 file = open(tmp, 'wb')
---> 13 file.write( c2p(mathml(x), simple=True) )
14 file.close()
15
/usr/lib/python2.4/site-packages/sympy/printing/mathml.py in mathml(expr)
136 """Returns the MathML representation of expr"""
137 s = MathMLPrinter()
--> 138 return s.doprint(sympify(expr))
139
140 def print_mathml(expr):
/usr/lib/python2.4/site-packages/sympy/printing/mathml.py in doprint(self,
e)
15
16 def doprint(self, e):
---> 17 return self._print(e).toprettyxml()
18
19 def mathml_tag(self, e):
/usr/lib/python2.4/site-packages/sympy/printing/printer.py in _print(self,
expr, *args)
141 printmethod = '_print_' + cls.__name__
142 if hasattr(self, printmethod):
--> 143 res = getattr(self, printmethod)(expr, *args)
144 if res is None:
145 raise Exception("Printing method '%s' did
return None" % printmethod)
/usr/lib/python2.4/site-packages/sympy/printing/mathml.py in
_print_Integral(self, e)
78 x.appendChild(x_2)
79 x.appendChild(x_3)
---> 80 x.appendChild(self._print(e.f))
81
82 return x
AttributeError: 'Integral' object has no attribute 'f'
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