SUSE-SU-2020:0497-1

This update for python3 fixes the following issues:

Update to 3.4.10 (jsc#SLE-9427, bsc#1159208) from 3.4.6:

Security issues fixed:

• Update expat copy from 2.1.1 to 2.2.0 to fix the following issues: CVE-2012-0876, CVE-2016-0718, CVE-2016-4472, CVE-2017-9233, CVE-2016-9063
• CVE-2017-1000158: Fix an integer overflow in thePyString_DecodeEscape function in stringobject.c, resulting in heap-based bufferoverflow (bsc#1068664).