Why does comparing strings using either '==' or 'is' sometimes produce a different result?
a = 'canada' b = ''.join(['ca', 'na', 'da']) print(a == b) print(a is b) a = [1, 2, 3] b = [1, 2, 3] print(a == b) print(a is b) c = b print(c is b)
Output
True False True False True