47 lines
1.4 KiB
Python
47 lines
1.4 KiB
Python
# Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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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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import time
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class PerformanceMeter():
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def __init__(self):
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self.reset()
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def reset(self):
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self.avg = 0
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self.count = 0
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self.total_time = 0
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self.last_update_time = time.time()
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self.intervals = []
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def update(self, n, exclude_from_total=False):
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delta = time.time() - self.last_update_time
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self.intervals.append(delta)
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if not exclude_from_total:
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self.total_time += delta
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self.count += n
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self.avg = self.count / self.total_time
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self.last_update_time = time.time()
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return n/delta
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def reset_current_lap(self):
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self.last_update_time = time.time()
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def p(self, i):
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assert i <= 100
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idx = int(len(self.intervals) * i / 100)
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return sorted(self.intervals)[idx]
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