add comment about forcing 'input' to mean same in Python2 and Python3
@@ -4,6 +4,9 @@ import threading
import sys
import platform
import traceback
+
+# https://stackoverflow.com/questions/4915361/whats-the-difference-between-raw-input-and-input-in-python-3
+# forcing 'input' to mean same in Python2 and Python3:
try:
input = raw_input
except NameError:
