On Thu, Jan 20, 2022 at 5:01 AM Patrick Dupre <pdupre@gmx.com> wrote:
Hello,

When I run octave with

pkg load symbolic
and
syms x
I
get
Symbolic pkg v2.9.0: Traceback (most recent call last):
  File "<stdin>", line 28, in <module>
AttributeError: '_PrintFunction' object has no attribute '__globals__'
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "<stdin>", line 12, in octoutput_drv
  File "<stdin>", line 54, in octoutput
  File "<stdin>", line 55, in octoutput
AttributeError: module 'sympy' has no attribute 'compatibility'
Closing the Python communications link.

error: Python exception: AttributeError: '_PrintFunction' object has no attribute '__globals__'
    occurred in python_header import block.
    Try "sympref reset" and repeat your command?
    (consider filing an issue at https://github.com/cbm755/octsympy/issues)
error: called from
    pycall_sympy__ at line 191 column 5
    valid_sym_assumptions at line 38 column 10
    assumptions at line 82 column 7
    syms at line 97 column 13

It seems that it is an identified bug, due to sympy

How is sympy installed on your computer ?

Which versions of Python are installed on your computer ?  Which version is invoked when you are running Octave ?

Kudos to you for using Octave instead of Mathlab.