kind: start
plm: 2.4.11 (20141009)
java: 1.8.0_25 (VM: Java HotSpot(TM) Client VM; version: 25.25-b02)
os: Windows 8.1 (version: 6.3; arch: x86)
kind: switched
switchto: welcome.lessons.welcome.loopfor.LoopStairs
lang: Python
exo: welcome.lessons.welcome.environment.Environment
outcome: pass