From cbdc42af021f898e82d3e78ce7c636d3fb5eece0 Mon Sep 17 00:00:00 2001
From: Russell <rcoh@rcoh.(none)>
Date: Mon, 10 Jan 2011 12:21:19 -0500
Subject: Some performance improvements.  Faster evaluation of range-based
 queries with lambda expressions.  Faster exp with approximated fastexp.  Some
 changes to the component registry.

---
 TestProfile.py | 36 +++++++++++++++++++++++++-----------
 1 file changed, 25 insertions(+), 11 deletions(-)

(limited to 'TestProfile.py')

diff --git a/TestProfile.py b/TestProfile.py
index 342def6..663e57b 100644
--- a/TestProfile.py
+++ b/TestProfile.py
@@ -1,8 +1,9 @@
-#import cProfile
+import cProfile
 import struct
 import random
+import math
 #from LightInstallation import main
-numiter = 10000000
+numiter = 1000000
 def main1():
     for i in xrange(0,numiter):
         if 'abc' == 'def':
@@ -37,14 +38,27 @@ def dictlookup():
         lookup[i] = struct.pack('B', random.randint(0,255))
     for i in xrange(0,numiter):
         b = lookup[random.randint(0,255)]
-print('starting')
-abc1()
-print('starting')
-abc2()
-print('done')
-#command = """abc1()"""
-#cProfile.runctx(command, globals(), locals())
+def dist1():
+    l1 = [21.43, 5423.123]
+    l2 = [123, 12312345]
+    for i in xrange(0,numiter):
+        d = math.sqrt(sum([(l1[i]-l2[i])**2 for i in range(len(l1))]))
+def dist2():
+    l1 = [21.43, 5423.123]
+    l2 = [123, 12312345]
+    for i in xrange(0,numiter):
+        d = math.sqrt((l1[0]-l2[0])**2+(l1[1]-l2[1])**2)
+def exptest():
+    for i in xrange(0, numiter):
+        a = math.exp(-1)
+    print a
+def expapprox():
+    for i in xrange(0, numiter):
+        a = 1+-1+(-1)**2/float(2)
+    print a
+command = """exptest()"""
+cProfile.runctx(command, globals(), locals())
 
-#command = """abc2()"""
-#cProfile.runctx(command, globals(), locals())
+command = """expapprox()"""
+cProfile.runctx(command, globals(), locals())
 
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