What should I do in this case when I can only install Sage through the 
terminal using the command:

sudo apt-get install sagemath

It's very strange since everything was working until today, and now I'm 
getting an error.
Help how to fix it?

вторник, 14 марта 2023 г. в 14:34:48 UTC+3, Dima Pasechnik: 

> On Tue, Mar 14, 2023 at 11:28 AM Dew Debra <mob...@gmail.com> wrote:
> >
> > How can I replace a line in code:
> >
> > from sage.all import *
> >
> > to make the script work?
>
> you are using Sage, right? Then, needless to say, you need to import
> things from sage, although
> "import *" may be a bit of overkill.
> In short - you really cannot do this.
>
> >
> > вторник, 14 марта 2023 г. в 14:23:33 UTC+3, Dima Pasechnik:
> >>
> >> On Tue, Mar 14, 2023 at 11:06 AM Dew Debra <mob...@gmail.com> wrote:
> >> >
> >> > Can you help me.
> >> >
> >> > I updated the cysignals module
> >> >
> >> > through
> >> >
> >> > pip3 install cysignals
> >>
> >> after this, nothing is guaranteed. You might want to revert this.
> >>
> >> >
> >> > Now I am getting this error:
> >> >
> >> > sage -python3 script.py
> >> > Traceback (most recent call last):
> >> > File "/script.py", line 1, in <module>
> >> > from sage.all import *
> >> > File "/usr/lib/python3/dist-packages/sage/all.py", line 83, in 
> <module>
> >> > import sage.misc.lazy_import
> >> > ModuleNotFoundError: No module named 'sage.misc.lazy_import'
> >> >
> >> > Now how do I install 'sage.misc.lazy_import' ???
> >> >
> >> >
> >> > вторник, 14 марта 2023 г. в 13:42:27 UTC+3, Dima Pasechnik:
> >> >>
> >> >> On Tue, Mar 14, 2023 at 10:38 AM Dew Debra <mob...@gmail.com> wrote:
> >> >> >
> >> >> >
> >> >> > How exactly to install newer Sage version (9.8 is our current
> >> >> > release) on Ubuntu 20.04?
> >> >>
> >> >> https://doc.sagemath.org/html/en/installation/index.html#linux
> >> >>
> >> >> The easiest might be via conda-forge:
> >> >> 
> https://doc.sagemath.org/html/en/installation/conda.html#installing-all-of-sagemath-from-conda-not-for-development
> >> >
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