Merge pull request #5099 from StackStorm/py2_warn_change

Improve python2 pack warning when running on Python 3 environment

Author: amanda11

CHANGELOG.rst

@@ -17,6 +17,9 @@ Added
 
 Changed
 ~~~~~~~~~
+* Updated deprecation warning for python 2 pack installs, following python 2 support removal. #5099
+  Contributed by @amanda11
+
 * Improve the st2-self-check script to echo to stderr and exit if it isn't run with a
   ST2_AUTH_TOKEN or ST2_API_KEY environment variable. (improvement) #5068
 

st2common/st2common/util/pack.py

@@ -43,9 +43,14 @@
 ]
 
 # Common format for python 2.7 warning
-PACK_PYTHON2_WARNING = "DEPRECATION WARNING: Pack %s only supports Python 2.x. " \
-                       "Python 2 support will be dropped in future releases. " \
-                       "Please consider updating your packs to work with Python 3.x"
+if six.PY2:
+    PACK_PYTHON2_WARNING = "DEPRECATION WARNING: Pack %s only supports Python 2.x. " \
+                           "Python 2 support will be dropped in future releases. " \
+                           "Please consider updating your packs to work with Python 3.x"
+else:
+    PACK_PYTHON2_WARNING = "DEPRECATION WARNING: Pack %s only supports Python 2.x. " \
+                           "Python 2 support has been removed since st2 v3.4.0. " \
+                           "Please update your packs to work with Python 3.x"
 
 
 def get_pack_ref_from_metadata(metadata, pack_directory_name=None):