It happens in command line and in jupyter notebook (firefox). On Monday, December 13, 2021 at 11:36:24 PM UTC+1 Emmanuel Charpentier wrote:
> Smells of an interface problem... > > Are you using a notebook, the command line or another interface (e. g. > sage_shell_mode in emacs) ? If notebook, which browser do you use ? > > Le lundi 13 décembre 2021 à 20:31:48 UTC+1, Marcus Aichmayr a écrit : > >> Hi, >> >> I'm using SageMath 9.4 on both Ubuntu 20.04 and 21.10. In Ubuntu 21.10, >> certain symbolic commands trigger a deprecation warning. This is not the >> case in Ubuntu 20.04. >> >> Example 1: >> sage: assume(x > 0) >> >> /opt/SageMath/local/lib/python3.9/site-packages/sage/symbolic/expression_conversions.py:972: >> >> DeprecationWarning: invalid escape sequence \| >> """ >> >> Example 2: >> sage: bool(SR(2) < 0) >> >> /opt/SageMath/local/lib/python3.9/site-packages/sage/symbolic/expression_conversions.py:972: >> >> DeprecationWarning: invalid escape sequence \| >> """ >> False >> >> Note that SR(2) < 0 alone does not trigger the deprecation warning. >> >> I am not sure, what causes this deprecation warning on Ubuntu 21.10. >> Note that I have used the* sage-9.4-Ubuntu_20.04-x86_64.tar.bz2* >> binaries to install SageMath 9.4 on both computers. The deprecation warning >> might not occur if SageMath is built from source code on Ubuntu 21.10. I >> have not tried this. >> > -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-support/7c3c9a60-f76e-4bb7-8298-3190bd8ad2d8n%40googlegroups.com.
