python2 vs python3

diff --git a/README b/README
index a21e2e2ae26fbd9383df36502269ab12842615a0..0553d38a17bf6c4642ab132c05fa2e7059a3517b 100644 (file)
--- a/README
+++ b/README
@@ -10,6 +10,16 @@ can be found at https://pygame-zero.readthedocs.org/en/latest/installation.html.
 Running the game
 ================
 
+This game requires Python 3.
+
 Run the game using:
 
 $ python -m koperkapel
+
+or, if your default python is Python 2,
+
+$ python3 -m koperkapel
+
+or just
+
+$ ./run_game.py

diff --git a/run_game.py b/run_game.py
index f48806ad5197ec79c4dadd42407f4cad9b4b6833..072d2b25963b5e8ea0afd261493158f5e3f974dd 100755 (executable)
--- a/run_game.py
+++ b/run_game.py
@@ -1,5 +1,6 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """ Run Portentosa. """
 
 import koperkapel.__main__
+