# HG changeset patch
# User Jeff Hammel <jhammel@mozilla.com>
# Date 1355166501 28800
# Node ID 8593b0384d3e3b24b019c9eb2fa21ecd5dba0dc9
# Parent  f8b65bb576781c227fd27d1354f4cfbafc3db901
add a function for computing primes

diff -r f8b65bb57678 -r 8593b0384d3e python/prime.py
--- a/python/prime.py	Thu Dec 06 15:16:39 2012 -0800
+++ b/python/prime.py	Mon Dec 10 11:08:21 2012 -0800
@@ -7,6 +7,12 @@
             return False
     return True
 
+def primes(n):
+    return [i for i in range(2,n)
+            if not [True for j in range(2,1 + i/2)
+                    if not i%j]]
+
+
 if __name__ == '__main__':
     import sys
     for arg in sys.argv[1:]: