And another one:
File "/home/mysite/lib/python2.7/sympy/core/relational.py", line 103, in
__nonzero__
raise TypeError("cannot determine truth value of\n%s" % self)
TypeError: cannot determine truth value of
3*pi/8 >= 7*pi/8
On Friday, July 10, 2015 at 1:12:06 AM UTC+3, Paul Royik wrote:
>
> Traceback is quite short:
>
> File "/home/mysite/lib/python2.7/sympy/core/relational.py", line 103, in
> __nonzero__
> raise TypeError("cannot determine truth value of\n%s" % self)
>
> TypeError: cannot determine truth value of
> pi/5 < 0
>
> On Thursday, July 9, 2015 at 10:26:53 PM UTC+3, Aaron Meurer wrote:
>>
>> Is there a traceback with the error? Is it coming from SymPy code or
>> your own code?
>>
>> Aaron Meurer
>>
>> On Thu, Jul 9, 2015 at 12:40 AM, Paul Royik <[email protected]> wrote:
>> > I'm using sympy on my site together with django and mod_wsgi.
>> > From time to time (i.e. this error is not reproducible) I've got the
>> > following error:
>> > TypeError: cannot determine truth value of
>> > 3*pi/8 >= 7*pi/8
>> >
>> > In other words, error is raised when I try to compare numerical values.
>> > Can someone explain why is that and how can I avoid it?
>> >
>> > Thank you.
>> >
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