Fixes the run.sh for Python2 in Arch Linux

Matt-Deacalion · Matt-Deacalion · commit 296466c3f34b · 2013-03-12T00:29:51.000Z
Arch linux defaults to Python 3, so `python2/run.sh` didn't work.
diff --git a/python2/run.sh b/python2/run.sh
@@ -1,3 +1,7 @@
 #!/bin/sh
 
-python contemplate_koans.py
+if [ -x /usr/bin/python2 ]; then
+    python2 contemplate_koans.py
+else
+    python contemplate_koans.py
+fi
