k = "uid"
v = "sa"
"%s=%s" % (k, v)

print "Users connected: %d" % (6)
# print ("Users connected: " + 6)
print "Today's stock price: %f" % 50.4625
print "Today's stock price: %.2f" % 50.4625
print "Change since yesterday: %+.2f" % 1.5
