var/log/messages or /var/log/synopkg.log Looking in links: collected packages: MarkupSafe, PyYAML, SQLAlchemy, appdirs, distlib, filelock, idna, immutables, importlib-metadata, importlib-resources, ipaddress, lxml, msgpack-python, olefile, psutil, pyOpenSSL, pyasn1, pycurl, ruamel.yaml, six, virtualenv, zipp, zope.interface usr/local/python3/var/python3_install.log start the python3 interpreter with /usr/local/python3/bin/python3 Actual behaviorД®xception is raised because the _curses module is not installed (it was installed on the previous python3 version 3.5.6).

The curses module should be installed by default. So it seems that the _curses module is not properly installed although it is usually part of the standard library (the script was working fine on the previously packaged python version v3.5.6).

ModuleNotFoundError: No module named '_curses'

Type 'help', 'copyright', 'credits' or 'license' for more information.ДЇile '/usr/local/python3/lib/python3.7/curses/_init_.py', line 13, in

Python 3 install curses