Migrating of python2 script to python3

[snippsat]

where should i run it? in cmnd prompt or on ide of pyth3?

From command line cmd,i use cmder but commands is the same.
Could also install 2to3,then if work from anywhere in cmd.

C:\
λ python --version
Python 3.11.3

C:\
λ pip -V
pip 23.2.1 from C:\python311\Lib\site-packages\pip (python 3.11)

C:\
λ pip install 2to3 --upgrade
Collecting 2to3
  Downloading 2to3-1.0-py3-none-any.whl (1.7 kB)
Installing collected packages: 2to3
Successfully installed 2to3-1.0

C:\
λ 2to3 --help
Usage: 2to3 [options] file|dir ...

Options:
  -h, --help            show this help message and exit
  -d, --doctests_only   Fix up doctests only
  -f FIX, --fix=FIX     Each FIX specifies a transformation; default: all
  -j PROCESSES, --processes=PROCESSES
                        Run 2to3 concurrently
  -x NOFIX, --nofix=NOFIX
                        Prevent a transformation from being run
  -l, --list-fixes      List available transformations
  -p, --print-function  Modify the grammar so that print() is a function
  -e, --exec-function   Modify the grammar so that exec() is a function
  -v, --verbose         More verbose logging
  --no-diffs            Don't show diffs of the refactoring
  -w, --write           Write back modified files
  -n, --nobackups       Don't write backups for modified files
  -o OUTPUT_DIR, --output-dir=OUTPUT_DIR
                        Put output files in this directory instead of overwriting the input files.  Requires -n.
  -W, --write-unchanged-files
                        Also write files even if no changes were required (useful with --output-dir); implies
                        -w.
  --add-suffix=ADD_SUFFIX
                        Append this string to all output filenames. Requires -n if non-empty.  ex: --add-
                        suffix='3' will generate .py3 files.