| 1 | sage: Parallelism().set(nproc=2) |
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| 2 | sage: M = Manifold(2, 'M') |
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| 3 | sage: X.<x,y> = M.chart() |
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| 4 | sage: t = M.tensor_field(0, 2) |
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| 5 | sage: t[0,0], t[0,1], t[1,1] = function('f')(x), x+y, x-y |
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| 6 | sage: v = M.vector_field(1 + x*y, -x^2) |
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| 7 | sage: s = t.contract(v) # parallelized computation occurs here |
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| 8 | --------------------------------------------------------------------------- |
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| 9 | RemoteTraceback Traceback (most recent call last) |
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| 10 | RemoteTraceback: |
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| 11 | """ |
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| 12 | Traceback (most recent call last): |
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| 13 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/interfaces/interface.py", line 718, in __init__ |
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| 14 | self._name = parent._create(value, name=name) |
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| 15 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/interfaces/maxima_lib.py", line 604, in _create |
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| 16 | self.set(name, value) |
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| 17 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/interfaces/maxima_lib.py", line 512, in set |
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| 18 | self.eval(cmd) |
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| 19 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/interfaces/maxima_lib.py", line 458, in _eval_line |
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| 20 | maxima_eval("#$%s$" % statement) |
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| 21 | File "sage/libs/ecl.pyx", line 853, in sage.libs.ecl.EclObject.__call__ (build/cythonized/sage/libs/ecl.c:8601) |
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| 22 | lispargs = EclObject(list(args)) |
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| 23 | File "sage/libs/ecl.pyx", line 714, in sage.libs.ecl.EclObject.__init__ (build/cythonized/sage/libs/ecl.c:8064) |
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| 24 | self.set_obj(python_to_ecl(args[0], True)) |
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| 25 | File "sage/libs/ecl.pyx", line 488, in sage.libs.ecl.python_to_ecl (build/cythonized/sage/libs/ecl.c:7050) |
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| 26 | L = cl_cons(python_to_ecl(pyobj[0], read_strings),Cnil) |
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| 27 | File "sage/libs/ecl.pyx", line 464, in sage.libs.ecl.python_to_ecl (build/cythonized/sage/libs/ecl.c:6687) |
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| 28 | return ecl_safe_funcall(read_from_string_clobj, o) |
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| 29 | File "sage/libs/ecl.pyx", line 352, in sage.libs.ecl.ecl_safe_funcall (build/cythonized/sage/libs/ecl.c:5735) |
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| 30 | raise RuntimeError("ECL says: {}".format( |
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| 31 | RuntimeError: ECL says: THROW: The catch MACSYMA-QUIT is undefined. |
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| 32 | |
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| 33 | During handling of the above exception, another exception occurred: |
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| 34 | |
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| 35 | Traceback (most recent call last): |
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| 36 | File "/usr/lib/python3.8/multiprocessing/pool.py", line 125, in worker |
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| 37 | result = (True, func(*args, **kwds)) |
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| 38 | File "sage/misc/fpickle.pyx", line 104, in sage.misc.fpickle.call_pickled_function (build/cythonized/sage/misc/fpickle.c:2384) |
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| 39 | res = eval("f(*args, **kwds)",sage.all.__dict__, {'args':args, 'kwds':kwds, 'f':f}) |
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| 40 | File "<string>", line 1, in <module> |
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| 41 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/tensor/modules/comp.py", line 2329, in make_Contraction |
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| 42 | sm += this[[ind_s]] * other[[ind_o]] |
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| 43 | File "sage/structure/element.pyx", line 1513, in sage.structure.element.Element.__mul__ (build/cythonized/sage/structure/element.c:12169) |
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| 44 | return (<Element>left)._mul_(right) |
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| 45 | File "sage/structure/element.pyx", line 1559, in sage.structure.element.Element._mul_ (build/cythonized/sage/structure/element.c:12522) |
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| 46 | return python_op(other) |
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| 47 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/manifolds/scalarfield.py", line 2688, in _mul_ |
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| 48 | result._express[chart] = self._express[chart] * other._express[chart] |
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| 49 | File "sage/structure/element.pyx", line 1513, in sage.structure.element.Element.__mul__ (build/cythonized/sage/structure/element.c:12169) |
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| 50 | return (<Element>left)._mul_(right) |
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| 51 | File "sage/structure/element.pyx", line 2628, in sage.structure.element.RingElement._mul_ (build/cythonized/sage/structure/element.c:18433) |
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| 52 | cpdef _mul_(self, other): |
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| 53 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/manifolds/chart_func.py", line 1445, in _mul_ |
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| 54 | res = self._simplify(self.expr() * other.expr()) |
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| 55 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/manifolds/chart_func.py", line 401, in _simplify |
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| 56 | res = self._calc_method.simplify(expr) |
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| 57 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/manifolds/calculus_method.py", line 276, in simplify |
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| 58 | return self._simplify_dict[method](expression) |
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| 59 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/manifolds/utilities.py", line 595, in simplify_chain_real |
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| 60 | expr = expr.simplify_factorial() |
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| 61 | File "sage/symbolic/expression.pyx", line 10557, in sage.symbolic.expression.Expression.simplify_factorial (build/cythonized/sage/symbolic/expression.cpp:56289) |
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| 62 | return self.parent()(self._maxima_().makefact().factcomb().minfactorial()) |
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| 63 | File "sage/symbolic/expression.pyx", line 1015, in sage.symbolic.expression.Expression._maxima_ (build/cythonized/sage/symbolic/expression.cpp:7962) |
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| 64 | return super(Expression, self)._interface_(maxima) |
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| 65 | File "sage/structure/sage_object.pyx", line 692, in sage.structure.sage_object.SageObject._interface_ (build/cythonized/sage/structure/sage_object.c:5759) |
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| 66 | X = I(s) |
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| 67 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/interfaces/interface.py", line 295, in __call__ |
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| 68 | return cls(self, x, name=name) |
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| 69 | File "/home/eric/sage/9.3.develop/local/lib/python3.8/site-packages/sage/interfaces/interface.py", line 720, in __init__ |
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| 70 | raise TypeError(x) |
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| 71 | TypeError: ECL says: THROW: The catch MACSYMA-QUIT is undefined. |
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| 72 | """ |
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| 73 | |
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| 74 | The above exception was the direct cause of the following exception: |
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| 75 | |
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| 76 | TypeError Traceback (most recent call last) |
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| 77 | <ipython-input-9-d1a8f1c47ea1> in <module> |
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| 78 | ----> 1 s = t.contract(v) # parallelized computation occurs here |
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| 79 | |
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| 80 | ~/sage/9.3.develop/local/lib/python3.8/site-packages/sage/manifolds/differentiable/tensorfield_paral.py in contract(self, *args) |
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| 81 | 1777 # This is to ensure the call to the TensorField version instead of |
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| 82 | 1778 # the FreeModuleTensor one |
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| 83 | -> 1779 return TensorField.contract(self, *args) |
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| 84 | 1780 |
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| 85 | 1781 def __mul__(self, other): |
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| 86 | |
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| 87 | ~/sage/9.3.develop/local/lib/python3.8/site-packages/sage/manifolds/differentiable/tensorfield.py in contract(self, *args) |
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| 88 | 3376 # call of the FreeModuleTensor version: |
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| 89 | 3377 args = pos1 + (other_r,) + pos2 |
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| 90 | -> 3378 return FreeModuleTensor.contract(self_r, *args) |
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| 91 | 3379 com_dom = [] |
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| 92 | 3380 for dom in self_r._restrictions: |
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| 93 | |
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| 94 | ~/sage/9.3.develop/local/lib/python3.8/site-packages/sage/tensor/modules/free_module_tensor.py in contract(self, *args) |
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| 95 | 2839 raise ValueError("no common basis for the contraction") |
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| 96 | 2840 args = pos1 + (other._components[basis],) + pos2 |
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| 97 | -> 2841 cmp_res = self._components[basis].contract(*args) |
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| 98 | 2842 if self._tensor_rank + other._tensor_rank - 2*ncontr == 0: |
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| 99 | 2843 # Case of scalar output: |
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| 100 | |
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| 101 | ~/sage/9.3.develop/local/lib/python3.8/site-packages/sage/tensor/modules/comp.py in contract(self, *args) |
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| 102 | 2331 return local_res |
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| 103 | 2332 |
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| 104 | -> 2333 for ii, val in make_Contraction(listParalInput): |
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| 105 | 2334 for jj in val: |
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| 106 | 2335 res[[jj[0]]] = jj[1] |
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| 107 | |
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| 108 | ~/sage/9.3.develop/local/lib/python3.8/site-packages/sage/parallel/multiprocessing_sage.py in parallel_iter(processes, f, inputs) |
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| 109 | 74 result = p.imap_unordered(call_pickled_function, |
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| 110 | 75 [(fp, t) for t in inputs]) |
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| 111 | ---> 76 for res in result: |
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| 112 | 77 yield res |
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| 113 | 78 p.close() |
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| 114 | |
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| 115 | /usr/lib/python3.8/multiprocessing/pool.py in next(self, timeout) |
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| 116 | 866 if success: |
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| 117 | 867 return value |
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| 118 | --> 868 raise value |
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| 119 | 869 |
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| 120 | 870 __next__ = next # XXX |
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| 121 | |
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| 122 | TypeError: ECL says: THROW: The catch MACSYMA-QUIT is undefined. |
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