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ff36d65b5d
Summary: The Mercurial codebase contains over 500 errors, let's ignore them for now, we can go back to them later to fix them. Besides the manual change to .pyre_configuration.local, the changes were generated with: pyre --output=json check | pyre-upgrade fixme Reviewed By: singhsrb Differential Revision: D18803908 fbshipit-source-id: 724db7bd864c0de47a97ef2092bdee9f2cda531f
72 lines
2.2 KiB
Python
72 lines
2.2 KiB
Python
# Copyright (c) Facebook, Inc. and its affiliates.
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2.
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# pyre-fixme[21]: Could not find `bindings`.
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from bindings import blackbox as _blackbox
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events = _blackbox.events
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init = _blackbox.init
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log = _blackbox.log
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sessions = _blackbox.sessions
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sync = _blackbox.sync
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def shortlist(listlike, count=None, limit=4):
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"""Return a value that can be converted to Rust blackbox::event::ShortList"""
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shortlist = []
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for name in listlike:
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shortlist.append(name)
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if len(shortlist) > limit:
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break
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if count is None:
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count = len(listlike)
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return {"short_list": shortlist, "len": count}
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class logblocked(object):
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def __new__(cls, op, seconds=None, name=None, ignorefast=False):
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"""Log a "Blocked" event.
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If seconds is None, then this should be used as a context manager,
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and seconds will be calculated automatically. Otherwise, this
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function will log a "Blocked" event immediately.
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If name is not None, then additional name will be logged. This is
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useful for things like hook name where "op" is "hook", "name" is
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the actual hook name.
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If ignorefast is True, then a fast operation will be ignored.
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"""
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if seconds is not None:
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# Non-context manager version
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millis = int(seconds * 1000)
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if not ignorefast or millis >= 10:
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log({"blocked": {"op": op, "duration_ms": millis, "name": name}})
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return None
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else:
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self = super(logblocked, cls).__new__(cls)
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self.op = op
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self.name = name
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self.ignorefast = ignorefast
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return self
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def __enter__(self):
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self.starttime = _timer()
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def __exit__(self, exctype, excval, exctb):
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seconds = _timer() - self.starttime
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millis = int(seconds * 1000)
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if not self.ignorefast or millis >= 10:
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log({"blocked": {"op": self.op, "duration_ms": millis, "name": self.name}})
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def _timer():
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"""util.timer"""
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from . import util # avoid cycles
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globals()["_timer"] = util.timer # replace self
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return util.timer()
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