python string concatenation += code example

Example 1: combine two strings python

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

Example 2: python merge strings

my_list = ['a', 'b', 'c', 'd']
my_string = ','.join(my_list)
# Output = 'a,b,c,d'