diff -r 2e65c867022c -r ccbf96145796 anks.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/anks.py	Thu Dec 30 02:16:10 2010 +0100
@@ -0,0 +1,72 @@
+class Cell(object):
+	def __init__(self, value):
+		self.value = value
+	def __str__(self):
+		if self.value:
+			return chr(176)
+		else:
+			return chr(177)
+
+def iterate(grid, rule):
+	expanded = [Cell(False), Cell(False)]
+	expanded.extend(grid)
+	expanded.extend([Cell(False), Cell(False)])
+	new_grid = []
+	for i in xrange(len(expanded)-2):
+		triple = expanded[i:i+3]
+		#print [t.value for t in triple]
+		
+		if triple[0].value and triple[1].value and triple[2].value:
+			new_grid.append(Cell(rule[7]))
+		elif triple[0].value and triple[1].value:
+			new_grid.append(Cell(rule[6]))
+		elif triple[0].value and triple[2].value:
+			new_grid.append(Cell(rule[5]))
+		elif triple[0].value:
+			new_grid.append(Cell(rule[4]))
+		elif triple[1].value and triple[2].value:
+			new_grid.append(Cell(rule[3]))
+		elif triple[1].value:
+			new_grid.append(Cell(rule[2]))
+		elif triple[2].value:
+			new_grid.append(Cell(rule[1]))
+		else:
+			new_grid.append(Cell(rule[0]))
+	return new_grid
+
+def show(grid, max_cells):
+	import sys
+	padding_left = int(0.5 + max_cells - len(grid)) / 2
+	padding_right = (max_cells - len(grid)) / 2
+	for i in xrange(padding_left):
+		sys.stdout.write(chr(178))
+	for cell in grid:
+		sys.stdout.write(str(cell))
+	for i in xrange(padding_right):
+		sys.stdout.write(chr(178))
+	print
+
+def gen_rule(i):
+	rule = []
+	v = i
+	for x in range(8):
+		rule.append(v - v/2*2)
+		v = v/2
+	return rule
+
+def main():
+	import time
+
+	max_iter = 150
+	max_cells = max_iter * 2 + 1
+	for i in xrange(255):
+		rule = gen_rule(i)
+		print "rule %i" % i
+		grid = [Cell(True)]
+		for i in range(max_iter):
+			show(grid, max_cells)
+			grid = iterate(grid, rule)
+		#time.sleep(2)
+
+if __name__ == "__main__":
+	main()