no izip in python3

mymath.py

@@ -6,16 +6,16 @@ import math, random, itertools
 #generic distance metric stuff
 
 def manhattan_distance(p1, p2):
-	return sum(abs(x - y) for x, y in itertools.izip(p1, p2))
+	return sum(abs(x - y) for x, y in itertools.zip(p1, p2))
 
 def euclidean_distance(p1, p2):
-	return math.sqrt(sum((x - y) ** 2 for x, y in itertools.izip(p1, p2)))
+	return math.sqrt(sum((x - y) ** 2 for x, y in itertools.zip(p1, p2)))
 
 def squared_euclidean_distance(p1, p2):
-	return sum((x - y) ** 2 for x, y in itertools.izip(p1, p2))
+	return sum((x - y) ** 2 for x, y in itertools.zip(p1, p2))
 
 def chebyshev_distance(p1, p2):
-	return max(abs(x - y) for x, y in itertools.izip(p1, p2))
+	return max(abs(x - y) for x, y in itertools.zip(p1, p2))
 
 def reciprical_distance(p1, p2):
 	d = manhattan_distance(p1, p2)
@@ -37,16 +37,16 @@ def equal(p1, p2):
 	return manhattan_distance(p1, p2) == 0.0
 
 def add(p1, p2):
-	return tuple(x + y for x, y in itertools.izip(p1, p2))
+	return tuple(x + y for x, y in itertools.zip(p1, p2))
 
 def sub(p1, p2):
-	return tuple(x - y for x, y in itertools.izip(p1, p2))
+	return tuple(x - y for x, y in itertools.zip(p1, p2))
 
 def scale(p, s):
 	return tuple(x * s for x in p)
 
 def dot(p1, p2):
-	return sum(x * y for x, y in itertools.izip(p1, p2))
+	return sum(x * y for x, y in itertools.zip(p1, p2))
 
 def length(p):
 	return math.sqrt(dot(p, p))

router.py

@@ -3,7 +3,7 @@
 
 import sys, time
 from array import array
-from itertools import islice, izip, groupby
+from itertools import islice, zip, groupby
 from random import shuffle
 from mymath import *
 from layer import *
@@ -159,7 +159,7 @@ class Pcb():
 		for net in self.netlist:
 			num_terminals += len(net.terminals)
 			for path in net.paths:
-				for a, b in izip(path, islice(path, 1, None)):
+				for a, b in zip(path, islice(path, 1, None)):
 					if a[2] != b[2]:
 						num_vias += 1
 		print >> sys.stderr, "Number of Terminals:", num_terminals
@@ -187,7 +187,7 @@ class Net():
 		for path in paths:
 			opt_path = []
 			d = (0, 0, 0)
-			for a, b in izip(path, islice(path, 1, None)):
+			for a, b in zip(path, islice(path, 1, None)):
 				p0 = self.pcb.grid_to_space_point(a)
 				p1 = self.pcb.grid_to_space_point(b)
 				d1 = norm_3d(sub_3d(p1, p0))
@@ -203,7 +203,7 @@ class Net():
 
 	def add_paths_collision_lines(self):
 		for path in self.paths:
-			for a, b in izip(path, islice(path, 1, None)):
+			for a, b in zip(path, islice(path, 1, None)):
 				p0 = self.pcb.grid_to_space_point(a)
 				p1 = self.pcb.grid_to_space_point(b)
 				if a[2] != b[2]:
@@ -213,7 +213,7 @@ class Net():
 
 	def sub_paths_collision_lines(self):
 		for path in self.paths:
-			for a, b in izip(path, islice(path, 1, None)):
+			for a, b in zip(path, islice(path, 1, None)):
 				p0 = self.pcb.grid_to_space_point(a)
 				p1 = self.pcb.grid_to_space_point(b)
 				if a[2] != b[2]:
@@ -228,7 +228,7 @@ class Net():
 				self.pcb.layers.add_line((x, y, 0), (x, y, self.pcb.depth - 1), r, g)
 			else:
 				for z in xrange(self.pcb.depth):
-					for a, b in izip(s, islice(s, 1, None)):
+					for a, b in zip(s, islice(s, 1, None)):
 						self.pcb.layers.add_line((x + a[0], y + a[1], z), (x + b[0], y + b[1], z), r, g)
 
 	def sub_terminal_collision_lines(self):
@@ -238,7 +238,7 @@ class Net():
 				self.pcb.layers.sub_line((x, y, 0), (x, y, self.pcb.depth - 1), r, g)
 			else:
 				for z in xrange(self.pcb.depth):
-					for a, b in izip(s, islice(s, 1, None)):
+					for a, b in zip(s, islice(s, 1, None)):
 						self.pcb.layers.sub_line((x + a[0], y + a[1], z), (x + b[0], y + b[1], z), r, g)
 
 	def remove(self):

view.py

@@ -4,7 +4,7 @@
 
 import os, sys, argparse, select, tkinter, aggdraw
 from ast import literal_eval
-from itertools import izip, islice, chain
+from itertools import islice, chain
 from PIL import Image, ImageTk
 from mymath import *
 
@@ -18,7 +18,7 @@ def split_paths(paths):
 	new_paths = []
 	for path in paths:
 		new_path = []
-		for a, b in izip(path, islice(path, 1, None)):
+		for a, b in zip(path, islice(path, 1, None)):
 			_, _, za = a
 			_, _, zb = b
 			if za != zb:

view_mpl.py

@@ -4,7 +4,7 @@
 
 import os, sys, argparse, select
 from ast import literal_eval
-from itertools import izip, islice, chain
+from itertools import zip, islice, chain
 from mymath import *
 
 import matplotlib.pyplot as plt
@@ -21,7 +21,7 @@ def split_paths(paths):
 	new_paths = []
 	for path in paths:
 		new_path = []
-		for a, b in izip(path, islice(path, 1, None)):
+		for a, b in zip(path, islice(path, 1, None)):
 			_, _, za = a
 			_, _, zb = b
 			if za != zb: