Index: bambam-0.4.dfsg/bambam.py
===================================================================
--- bambam-0.4.dfsg.orig/bambam.py	2013-05-13 12:03:52.000000000 +0200
+++ bambam-0.4.dfsg/bambam.py	2013-05-13 12:37:16.171299738 +0200
@@ -14,6 +14,7 @@
 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import pygame, sys,os, random, string
+import argparse
 from pygame.locals import * 
 
 # figure out the install base to use with image and sound loading
@@ -107,8 +108,13 @@
 # Prints a letter at a random location
 def print_letter(key):
     global screenheight, screenwidth
+    global args
     font = pygame.font.Font(None, 256)
-    text = font.render(chr(key), 1, colors[random.randint(0, len(colors) -1)])
+    if args.uppercase:
+        char = chr(key).upper()
+    else:
+        char = chr(key)
+    text = font.render(char, 1, colors[random.randint(0, len(colors) -1)])
     textpos = text.get_rect()
     center = (textpos.width / 2, textpos.height / 2)
     w = random.randint(0+center[0], screenwidth-center[0])
@@ -119,6 +125,10 @@
 
 # Main application
 #
+parser = argparse.ArgumentParser(description='A keyboard mashing game for babies.')
+parser.add_argument('-u', '--uppercase', action='store_true', help='Whether to show UPPER-CASE letters.')	
+args = parser.parse_args()
+
 if not pygame.font: print 'Warning, fonts disabled'
 if not pygame.mixer: print 'Warning, sound disabled'