"Basic" not defined (from tutorial)

[basernapairs]

I found this error at mat(sym_cphase(4,2,1)) (minute 3:53) by following this tutorial ⤵
https://asciinema.org/a/HaDO421J58cmKhIBbVPhJHIr7?speed=2

[Jinguo Liu]

Thanks for the issue, this clip needs to be updated.
One needs to import SymEngine explicitly to use the symbolic features.

using SymEngine

[basernapairs]

Got new one (error) after added SymEngine Pkg (at 03:40),

but the result it's fine (at 03:53)

[Xiu-zhe (Roger) Luo]

@basernapairs you can't use a number as symbols, please refer to SymEngine README: https://github.com/symengine/SymEngine.jl#working-with-scalar-variables

Thanks for the issue, this clip needs to be updated.

@GiggleLiu have we updated the GIF?

[Xiu-zhe (Roger) Luo]

bump @GiggleLiu can you update that GIF if it's not then we can close this issue?

[Jinguo Liu]

The clip has been updated, please check the updated tutorial: https://tutorials.yaoquantum.org/dev/