[issue43908] array.array should remain immutable: add Py_TPFLAGS_IMMUTABLETYPE flag

[Pablo Galindo Salgado]

Change by Pablo Galindo Salgado <pablogsal at gmail.com>:


----------
priority: release blocker -> 

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue43908>
_______________________________________