Hi, I was all excited for a moment... until I realized that there are two projects called SymPy(!).
The one I am trying to use is currently at 0.7.5 and is for symbolic computation: http://sympy.org/en/index.html :( Andreas - thanks for replying, I appreciate it. Andy On 4/7/2014 12:58 PM, Andreas Beham wrote: > Hi, > > I've not had problems running SimPy samples with IronPython. In fact, I > copied the MachineShop sample from their page and added it to a Python > project in VS2013 (you need to have PythonTools for Visual Studio installed > to do this). I could run that Python project without problems. I also ran > the model within our own environment in which I integrated IronPython-based > script execution recently. I could run the model without problems. Of course > you have to do some imports first: > import sys > sys.path.append(r"C:\Program Files (x86)\IronPython 2.7\Lib") > sys.path.append(r"C:\somepath\simpy-3.0.3") > > Btw, I've also created a .NET port of SimPy, named SimSharp, which you might > be interested in: > https://github.com/abeham/SimSharp > It's not a 1:1 port, but I tried to port the basic concept of using an > iterator to model a process. > > Sincerely, > Andreas > > -----Ursprüngliche Nachricht----- > Von: Ironpython-users > [mailto:ironpython-users-bounces+andreas.beham=heuristiclab....@python.org] > Im Auftrag von Andrew Ayre > Gesendet: Montag, 07. April 2014 12:03 > An: ironpython-users@python.org > Betreff: [Ironpython-users] SymPy and IronPython 2.7.4 > > Hello, > > I have embedded IronPython 2.7.4 into a .NET 4.0 C# application. I can enter > and run scripts and I also have an interactive console. It's working great > and I have no issues... until I tried to use SymPy. > > I've asked for help from the SymPy people but they don't have any experience > with IronPython. > > I have a subfolder called PythonLib into which I have copied the 2.7 > standard libraries. Importing from these works: > > ======================================================== >>>> import xml.dom >>>> > ======================================================== > > So I have copied SymPy into PythonLib as well (e.g. I have > \PythonLib\sympy\__init__.py). > > Here is the first issue: > > ======================================================== >>>> import sympy > > Traceback (most recent call last): > File "<string>", line 1, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\__init__.py", > line 32, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy > \core\__init__.py", line 8, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\expr.py", > line 7, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\evalf.py", > line 27, in <module> > File > "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\containers.py", > line 14, in <module> > File > "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\utilities\__init__.py", > line 17, in <module> > File > "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\utilities\timeutils.py", > line 11, in <module> > File > "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\compatibility.py", > line 110, in u > TypeError: unicode_escape_decode() takes no arguments (1 given) > ======================================================== > > I can't find any description of what unicode_escape_decode does. It seems to > be a built-in function? In general SymPy is passing a string to it to be > decoded so it appears to make sense that the function has an argument. > > I've worked around this with the following: > > ======================================================== >>>> import codecs >>>> def my_unicode_escape_decode(x): > ... return x > ... >>>> codecs.unicode_escape_decode = my_unicode_escape_decode > ======================================================== > > Now I get attribute errors. Here is the result of running several imports. > Can anyone please give me some pointers as to what might be the issue? I'm > thinking it is something to do with my environment or the way I am embedded > IronPython. Thanks! Andy > > ======================================================== >>>> import sympy > > Traceback (most recent call last): > File "<string>", line 1, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\__init__.py", > line 32, in <module> > File > "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\__init__.py", > line 8, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\expr.py", > line 7, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\evalf.py", > line 9, in <module> > AttributeError: 'module' object has no attribute 'mpmath' > >>>> import sympy.mpmath.libmp as libmp > > Traceback (most recent call last): > File "<string>", line 1, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\__init__.py", > line 34, in <module> > File > "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\assumptions\__init__.py", > line 2, in <module> > File > "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\assumptions\ask.py", > line 323, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\cache.py", > line 93, in wrapper > File > "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\function.py", > line 185, in __new__ > ImportError: No module named fancysets > >>> >from sympy.sets.fancysets import Naturals0 > > Traceback (most recent call last): > File "<string>", line 1, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\__init__.py", > line 32, in <module> > File > "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\__init__.py", > line 8, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\expr.py", > line 7, in <module> > File "C:\Users\Andy\Documents\ADScript\PythonLib\sympy\core\evalf.py", > line 9, in <module> > AttributeError: 'module' object has no attribute 'mpmath' > > >>>> sys.path > > ['.', 'C:\\Users\\Andy\\Documents\\ADScript\\bin\\Debug\\Lib', > 'C:\\Users\\Andy\\Documents\\ADScript\\bin\\Debug\\DLLs', > 'C:\\Users\\Andy\\Documents\\ADScript\\bin\\Debug\\PythonLib', > '../../PythonLib'] > ======================================================== > > -- > Andy > PGP Key ID: 0xDC1B5864 > _______________________________________________ > Ironpython-users mailing list > Ironpython-users@python.org > https://mail.python.org/mailman/listinfo/ironpython-users > > _______________________________________________ > Ironpython-users mailing list > Ironpython-users@python.org > https://mail.python.org/mailman/listinfo/ironpython-users > > > -- Andy PGP Key ID: 0xDC1B5864 _______________________________________________ Ironpython-users mailing list Ironpython-users@python.org https://mail.python.org/mailman/listinfo/ironpython-users
