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# ------------------------------------------------------------------------
# Copyright (c) 2023-present, BAAI. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, esither express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ------------------------------------------------------------------------
"""Trackable statistics."""
import collections
import numpy as np
class SmoothedValue(object):
"""Track values and provide smoothed report."""
def __init__(self, window_size=None):
self.deque = collections.deque(maxlen=window_size)
self.total = 0.0
self.count = 0
def update(self, value):
self.deque.append(value)
self.count += 1
self.total += value
def mean(self):
return np.mean(self.deque)
def median(self):
return np.median(self.deque)
def average(self):
return self.total / self.count
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