I was wondering if there were some kind of estimated time horizon on this. Is it just a bug fix with a few hours if work, or is it a new feature that would have to be added, potentially taking a few weeks? I'll need to work around the problem, if that's the case.
N — Sent from Mailbox for iPhone On Tue, Oct 8, 2013 at 12:54 AM, F. B. <franz.bona...@gmail.com> wrote: > /sympy/tensor/index_methods.pyc > I have never worked on this file. The real tensor module is > /sympy/tensor/tensor.py, the other files in that directory are tools for > code generation (I think), which are able to handle indexed data, but I > never used them. > On Tuesday, October 8, 2013 8:20:31 AM UTC+2, Ondřej Čertík wrote: >> >> Nathan, >> >> On Mon, Oct 7, 2013 at 10:52 PM, Nathan Woods >> <charle...@gmail.com<javascript:>> >> wrote: >> > The sympy function (the output of printing the expression) is: >> > "t*x*y + x**2 + y**2 + Piecewise((0, x < 0.5), (1, x >= 0.5)) + cos(t) - >> 1" >> > >> > The error message is: >> > >> > TypeError: unsupported operand type(s) for |=: 'set' and 'Piecewise' >> > >> > >> > The whole error output is: >> > >> > Traceback (most recent call last): >> > File "integration.py", line 201, in <module> >> > print IntegrableFunction(integrands[0],**test).integrate() >> > File "integration.py", line 52, in __init__ >> > sympy_function,self.sympy_variables,args=self.args) >> > File "integration.py", line 167, in __init__ >> > argument_sequence=self.sympy_variables,to_files=True) >> > File >> > >> "/Users/woodscn/SCIPYTEST/lib/python2.7/site-packages/sympy/utilities/codegen.py", >> >> >> > line 958, in codegen >> > return code_gen.write(routines, prefix, to_files, header, empty) >> > File >> > >> "/Users/woodscn/SCIPYTEST/lib/python2.7/site-packages/sympy/utilities/codegen.py", >> >> >> > line 445, in write >> > dump_fn(self, routines, f, prefix, header, empty) >> > File >> > >> "/Users/woodscn/SCIPYTEST/lib/python2.7/site-packages/sympy/utilities/codegen.py", >> >> >> > line 615, in dump_c >> > self.dump_code(routines, f, prefix, header, empty) >> > File >> > >> "/Users/woodscn/SCIPYTEST/lib/python2.7/site-packages/sympy/utilities/codegen.py", >> >> >> > line 489, in dump_code >> > code_lines.extend(self._call_printer(routine)) >> > File >> > >> "/Users/woodscn/SCIPYTEST/lib/python2.7/site-packages/sympy/utilities/codegen.py", >> >> >> > line 593, in _call_printer >> > constants, not_c, c_expr = ccode(result.expr, assign_to=assign_to, >> > human=False) >> > File >> > >> "/Users/woodscn/SCIPYTEST/lib/python2.7/site-packages/sympy/printing/ccode.py", >> >> >> > line 262, in ccode >> > return CCodePrinter(settings).doprint(expr, assign_to) >> > File >> > >> "/Users/woodscn/SCIPYTEST/lib/python2.7/site-packages/sympy/printing/ccode.py", >> >> >> > line 87, in doprint >> > code0 = self._doprint_a_piece(expr, assign_to) >> > File >> > >> "/Users/woodscn/SCIPYTEST/lib/python2.7/site-packages/sympy/printing/codeprinter.py", >> >> >> > line 30, in _doprint_a_piece >> > d = get_contraction_structure(expr) >> > File >> > >> "/Users/woodscn/SCIPYTEST/lib/python2.7/site-packages/sympy/tensor/index_methods.py", >> >> >> > line 401, in get_contraction_structure >> > result[key] |= d[key] >> > TypeError: unsupported operand type(s) for |=: 'set' and 'Piecewise' >> >> >> I see, here is how to reproduce it: https://gist.github.com/certik/6880300 >> >> This is definitely a bug. Franz, any idea why it would call the tensor >> module? >> >> Ondrej >> > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to sympy+unsubscr...@googlegroups.com. > To post to this group, send email to sympy@googlegroups.com. > Visit this group at http://groups.google.com/group/sympy. > For more options, visit https://groups.google.com/groups/opt_out. -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to sympy+unsubscr...@googlegroups.com. To post to this group, send email to sympy@googlegroups.com. Visit this group at http://groups.google.com/group/sympy. For more options, visit https://groups.google.com/groups/opt_out.