thirdparty/google_appengine/google/appengine/api/quota.py
author Pawel Solyga <Pawel.Solyga@gmail.com>
Sun, 06 Sep 2009 23:31:53 +0200
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Update Google App Engine from 1.2.3 to 1.2.5 in thirdparty folder.
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#!/usr/bin/env python
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#
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# Copyright 2007 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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#     http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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"""Access to quota usage for this application."""
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try:
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  from google3.apphosting.runtime import _apphosting_runtime___python__apiproxy
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except ImportError:
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  _apphosting_runtime___python__apiproxy = None
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def get_request_cpu_usage():
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  """Get the amount of CPU used so far for the current request.
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  Returns the number of megacycles used so far for the current
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  request. Does not include CPU used by API calls.
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  Does nothing when used in the dev_appserver.
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  """
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  if _apphosting_runtime___python__apiproxy:
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    return _apphosting_runtime___python__apiproxy.get_request_cpu_usage()
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  return 0
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def get_request_api_cpu_usage():
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  """Get the amount of CPU used so far by API calls during the current request.
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  Returns the number of megacycles used so far by API calls for the current
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  request. Does not include CPU used by code in the request itself.
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  Does nothing when used in the dev_appserver.
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  """
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  if _apphosting_runtime___python__apiproxy:
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    return _apphosting_runtime___python__apiproxy.get_request_api_cpu_usage()
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  return 0
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MCYCLES_PER_SECOND = 1200.0
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"""Megacycles to CPU seconds.  Convert by using a 1.2 GHz 64-bit x86 CPU."""
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def megacycles_to_cpu_seconds(mcycles):
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  """Convert an input value in megacycles to CPU-seconds.
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  Returns a double representing the CPU-seconds the input megacycle value
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  converts to.
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  """
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  return mcycles / MCYCLES_PER_SECOND
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def cpu_seconds_to_megacycles(cpu_secs):
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  """Convert an input value in CPU-seconds to megacycles.
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  Returns an integer representing the megacycles the input CPU-seconds value
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  converts to.
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  """
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  return int(cpu_secs * MCYCLES_PER_SECOND)