Update print statements to be Python 3 compatible.

Change-Id: Ifcb890c22cb42a7cc2d641742d7093f7be2c59a9
diff --git a/git-cookie-authdaemon b/git-cookie-authdaemon
index 1b85291..eb40c30 100755
--- a/git-cookie-authdaemon
+++ b/git-cookie-authdaemon
@@ -22,6 +22,8 @@
 is needed. '--debug' option is available.
 """
 
+from __future__ import print_function
+
 import atexit
 import contextlib
 import cookielib
@@ -85,7 +87,7 @@
 
   COOKIE_JAR = os.path.join(dir, 'cookie')
   if '--debug' in sys.argv:
-    print 'Cookie file: %s' % COOKIE_JAR
+    print('Cookie file: %s' % COOKIE_JAR)
 
   if os.path.exists(dir):
     os.chmod(dir, 0700)
@@ -136,9 +138,9 @@
 
   cj.save()
   if '--debug' in sys.argv:
-    print 'Updating %s.' % COOKIE_JAR
-    print 'Expires: %d, %s, in %d seconds'% (
-      expires, time.ctime(expires), expires - now)
+    print('Updating %s.' % COOKIE_JAR)
+    print('Expires: %d, %s, in %d seconds'% (
+      expires, time.ctime(expires), expires - now))
     sys.stdout.flush()
   if IS_WINDOWS:
     # os.rename() below on Windows will raise OSError when dst exists.
@@ -186,7 +188,7 @@
 
     pid = os.fork()
     if pid > 0:
-      print 'git-cookie-authdaemon PID %d' % (pid)
+      print('git-cookie-authdaemon PID %d' % (pid))
       sys.exit(0)
 
   refresh_loop(scope, expires)
diff --git a/git-googlesource-login b/git-googlesource-login
index 6ebfa53..35068c2 100755
--- a/git-googlesource-login
+++ b/git-googlesource-login
@@ -20,6 +20,8 @@
 Git variable http.cookiefile to this path.
 """
 
+from __future__ import print_function
+
 import cookielib
 import os
 from subprocess import Popen, PIPE, check_call
@@ -69,10 +71,10 @@
   return cj.filename
 
 def main():
-  print 'Open https://www.googlesource.com/new-password ...'
+  print('Open https://www.googlesource.com/new-password ...')
   t = raw_input("Password (under 'Login for Git'): ")
   p = write_cookie(t)
-  print "Saved to %s" % (p,)
+  print("Saved to %s" % (p,))
 
 if __name__ == '__main__':
   main()