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  1. from timeit import timeit
  2.  
  3. I = range(3 * 10**6)
  4.  
  5. def test_append():
  6.     x = []
  7.     for i in I:
  8.         x.append(i)
  9.  
  10. def test_list():
  11.     x = []
  12.     for i in I:
  13.         x += [i]
  14.  
  15. def test_tuple():
  16.     x = []
  17.     for i in I:
  18.         x += i,
  19.  
  20. print 'append', timeit(test_append, number=1)
  21. print 'list', timeit(test_list, number=1)
  22. print 'tuple', timeit(test_tuple, number=1)
  23.  
Success #stdin #stdout 1.89s 7796KB
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stdin
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Standard input is empty
stdout
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append 0.44178211689
list 0.684427022934
tuple 0.499861001968
https://ideone.com/Ky2Okg
language:
Python (cpython 2.7.16)
created:
8 years ago
visibility:
secret

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