Well, if I understand correctly its pretty straightforward. Here is a simple patch, the tests are just copied from the subs tests, which is probably not quite right.
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basiccall.patch
Description: Binary data
Ted On 2009-02-11, at 19:11, Ondrej Certik wrote: > > On Wed, Feb 11, 2009 at 4:55 PM, Ted Horst <[email protected]> > wrote: >> >> I'm not sure if __call__ is supposed to do anything on an expression, >> but the following doesn't seem useful: >> >>>>> import sympy as sp >>>>> x = sp.Symbol('x') >>>>> e = x**2 -7 >>>>> e(4) >> Traceback (most recent call last): >> File "<stdin>", line 1, in <module> >> File "/Library/Python/2.5/site-packages/sympy/core/basic.py", line >> 1945, in __call__ >> return Function(self[0])(*args) >> NameError: global name 'Function' is not defined > > Thanks for bringing it. We have actually a long thread about it here: > > http://groups.google.com/group/sympy-patches/browse_thread/thread/628ebc799ee57ec1/ > > If you'd like to help to get this fixed, it'd be really awesome. I > think Lance is not working on this anymore, so this issue is open for > anyone to fix. :) > > Ondrej > > --~--~---------~--~----~------------~-------~--~----~ > You received this message because you are subscribed to the Google > Groups "sympy" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/sympy?hl=en > -~----------~----~----~----~------~----~------~--~--- >
