mirror of https://github.com/python/cpython
59 lines
1.7 KiB
Python
59 lines
1.7 KiB
Python
#!/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 list(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 list(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)))
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