print function in Python

Question

I need some help in Python, to print:

I have:

input =[(3, 'x1'), (5, 'x3'), (2, 'x2')]

need to print, in this form:

x1=3 x2=2 x3=3

Many thanks

Answer 1

print ' '.join('%s=%s' % (k, v) for (v, k) in input)