author | Gareth Stockwell <gareth.stockwell@accenture.com> |
Wed, 22 Sep 2010 20:10:53 +0100 | |
branch | graphics-phase-3 |
changeset 113 | b842c0cb760e |
parent 1 | 2fb8b9db1c86 |
permissions | -rw-r--r-- |
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#!/usr/bin/env python2.5 |
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""" |
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This is a benchmarking script to test the speed of 2to3's pattern matching |
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system. It's equivalent to "refactor.py -f all" for every Python module |
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in sys.modules, but without engaging the actual transformations. |
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""" |
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__author__ = "Collin Winter <collinw at gmail.com>" |
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# Python imports |
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import os.path |
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import sys |
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from time import time |
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# Test imports |
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from .support import adjust_path |
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adjust_path() |
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# Local imports |
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from .. import refactor |
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### Mock code for refactor.py and the fixers |
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############################################################################### |
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class Options: |
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def __init__(self, **kwargs): |
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for k, v in kwargs.items(): |
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setattr(self, k, v) |
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self.verbose = False |
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def dummy_transform(*args, **kwargs): |
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pass |
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### Collect list of modules to match against |
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############################################################################### |
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files = [] |
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for mod in sys.modules.values(): |
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if mod is None or not hasattr(mod, '__file__'): |
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continue |
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f = mod.__file__ |
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if f.endswith('.pyc'): |
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f = f[:-1] |
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if f.endswith('.py'): |
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files.append(f) |
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### Set up refactor and run the benchmark |
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############################################################################### |
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options = Options(fix=["all"], print_function=False, doctests_only=False) |
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refactor = refactor.RefactoringTool(options) |
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for fixer in refactor.fixers: |
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# We don't want them to actually fix the tree, just match against it. |
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fixer.transform = dummy_transform |
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t = time() |
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for f in files: |
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print "Matching", f |
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refactor.refactor_file(f) |
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print "%d seconds to match %d files" % (time() - t, len(sys.modules)) |