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| author | Antoine Pitrou <solipsis@pitrou.net> | 2008-12-27 20:34:52 (GMT) |
|---|---|---|
| committer | Antoine Pitrou <solipsis@pitrou.net> | 2008-12-27 20:34:52 (GMT) |
| commit | e555f581dc3d23b0d305b6a74bb292ed8cb674f3 (patch) | |
| tree | df7428f91a0836c735228cc4fa9451f92827cb9b /Tools | |
| parent | 1ffbfbc5666cc304ca00c6da297431e9d2aee6a1 (diff) | |
| download | cpython-e555f581dc3d23b0d305b6a74bb292ed8cb674f3.zip cpython-e555f581dc3d23b0d305b6a74bb292ed8cb674f3.tar.gz cpython-e555f581dc3d23b0d305b6a74bb292ed8cb674f3.tar.bz2 | |
Issue #4677: add two list comprehension tests to pybench.
Diffstat (limited to 'Tools')
| -rw-r--r-- | Tools/pybench/Lists.py | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/Tools/pybench/Lists.py b/Tools/pybench/Lists.py index 67760db..6c297a3 100644 --- a/Tools/pybench/Lists.py +++ b/Tools/pybench/Lists.py @@ -293,3 +293,58 @@ class SmallLists(Test): for i in xrange(self.rounds): pass + +class SimpleListComprehensions(Test): + + version = 2.0 + operations = 6 + rounds = 20000 + + def test(self): + + n = range(10) * 10 + + for i in xrange(self.rounds): + l = [x for x in n] + l = [x for x in n if x] + l = [x for x in n if not x] + + l = [x for x in n] + l = [x for x in n if x] + l = [x for x in n if not x] + + def calibrate(self): + + n = range(10) * 10 + + for i in xrange(self.rounds): + pass + +class NestedListComprehensions(Test): + + version = 2.0 + operations = 6 + rounds = 20000 + + def test(self): + + m = range(10) + n = range(10) + + for i in xrange(self.rounds): + l = [x for x in n for y in m] + l = [y for x in n for y in m] + + l = [x for x in n for y in m if y] + l = [y for x in n for y in m if x] + + l = [x for x in n for y in m if not y] + l = [y for x in n for y in m if not x] + + def calibrate(self): + + m = range(10) + n = range(10) + + for i in xrange(self.rounds): + pass |