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utils.py
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utils.py
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#encoding:utf-8
"""
@Time: 2020/12/3 14:52
@Author: Wang Peiyi
@Site :
@File : utils.py
"""
import json
class RunningAverage():
"""A simple class that maintains the running average of a quantity
Example:
```
loss_avg = RunningAverage()
loss_avg.update(2)
loss_avg.update(4)
loss_avg() = 3
```
"""
def __init__(self):
self.steps = 0
self.total = 0
def update(self, val):
self.total += val
self.steps += 1
def clear(self):
self.steps = 0
self.total = 0
def __call__(self):
return self.total / float(self.steps)
def read_jsonl_data(data_path):
all_data = []
f = open(data_path, encoding='utf-8')
datas = f.readlines()
for data in datas:
all_data.append(json.loads(data))
return all_data
def create_id2label_dict(path, reverse=False):
id2label = {}
with open(path, 'r') as f:
labels = f.readlines()
for idx, label in enumerate(labels):
id2label[idx] = label.strip()
if reverse:
return {v : k for k, v in id2label.items()}
return id2label