Thank you so much, it works great now! :)
I haven't installed it. I have newest version I used to used git pull ..
Thank U
Mike
środa, 10 lutego 2021 o 22:14:07 UTC+1 Oscar napisał(a):
> Do you particularly want to use the master version of sympy from git?
>
> It's usually better to use the latest release (currently 1.7.1) unless
> you are planning to work on making changes to sympy itself.
>
> You can install the latest release by running e.g "pip install sympy"
> (or "conda install sympy" if you are using Anaconda).
>
> If you do want to install the master version of sympy then you need to
> run "python setup.py install" (after "git clone").
>
> Oscar
>
> >> > Hi.
> >> >
> >> > I have such problem.
> >> >
> >> > I've created py file:
> >> >
> >> > #!/usr/bin/python3
> >> >
> >> > from sympy import *
> >> > x = Symbol('x')
> >> > print(expand(sin(x)*(x-1)*(x+1)))
> >> >
> >> > When it is inside of SymPy lib dir, it returns correct result in
> console.
> >> > But, when I put it not inside the lib dir, it tells me, that:
> >> >
> >> > NameError: name 'Symbol' is not defined
> >> >
> >> > How can I fix it, to be able to execute this file from anywhere in my
> directory tree?
> >>
> >> That should work fine. Have you actually installed sympy or have you
> >> just downloaded the code?
> >>
> >> By any chance have you created a file somewhere called "sympy.py"
> >> because that would be picked up by "import sympy".
> >>
> >> --
> >> Oscar
>
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