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