mirror of https://github.com/python/cpython
39 lines
1.1 KiB
Python
39 lines
1.1 KiB
Python
"""High-perfomance logging profiler, mostly written in C."""
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import _hotshot
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from _hotshot import ProfilerError
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class Profile:
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def __init__(self, logfn, lineevents=0, linetimings=1):
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self.lineevents = lineevents and 1 or 0
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self.linetimings = (linetimings and lineevents) and 1 or 0
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self._prof = p = _hotshot.profiler(
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logfn, self.lineevents, self.linetimings)
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def close(self):
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self._prof.close()
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def start(self):
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self._prof.start()
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def stop(self):
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self._prof.stop()
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# These methods offer the same interface as the profile.Profile class,
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# but delegate most of the work to the C implementation underneath.
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def run(self, cmd):
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import __main__
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dict = __main__.__dict__
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return self.runctx(cmd, dict, dict)
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def runctx(self, cmd, globals, locals):
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code = compile(cmd, "<string>", "exec")
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self._prof.runcode(code, globals, locals)
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return self
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def runcall(self, func, *args, **kw):
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return self._prof.runcall(func, args, kw)
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