from timeit import timeit
 
 
setup = """
lst = ["1. Banana", "2. Pear", "11. Apple", "5. Grapes", "4. Orange"]
d = dict((int(j[0]), j[1]) for j in [i.split('. ') for i in lst])
"""
 
str_join = "['. '.join((str(a), b)) for a, b in sorted(d.items())]"
str_format = "['{} {}'.format(a, b) for a, b in sorted(d.items())]"
 
print('str.join time:', timeit(stmt=str_join, setup=setup))
print('str.format time:', timeit(stmt=str_format, setup=setup))
 

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