Update error_messages.py
@@ -35,6 +35,9 @@ virtual environment with python2 binary:
'''
PYTHON2_DEPRECATION = 'DEPRECATION WARNING. Support for python 2 will be removed in future ' \
- 'StackStorm release(s). Please ensure that all packs used are python ' \
- '3 compatible. Python 3 will already be used if you upgrade to a newer ' \
- ' OS release.'
+ 'StackStorm releases. Please ensure that all packs used are python ' \
+ '3 compatible. Your StackStorm installation may be upgraded from ' \
+ 'python 2 to python 3 in future platform releases. It is recommended ' \
+ 'to plan the manual migration to a python 3 native platform, e.g. ' \
+ 'Ubuntu 18.04 LTS or CentOS/RHEL 8.'
+
