what is contcustination in python code example

Example 1: python concatenate strings

x = ‘apples’
y = ‘lemons’
z = “In the basket are %s and %s” % (x,y)

Example 2: combine two strings python

>>> orig_string = 'Hello'
>>> orig_string + ', world'
'Hello, world'
>>> orig_string
'Hello'
>>> full_sentence = orig_string + ', world'
>>> full_sentence
'Hello, world'