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#!/usr/bin/env python3
import sys
import argparse
import json
def extract_field(j,path):
for elem in path:
j = j[elem]
return j
parser = argparse.ArgumentParser(description="Average piecewise-constant function")
parser.add_argument("filename",type=str,help="File containing JSON log")
parser.add_argument("path",type=str,help="Maximum percentags of Ns allowed")
args = parser.parse_args()
filename = args.filename
path = args.path.split('/')
for i in range(0,len(path)):
if i < len(path)-1:
path[i] = path[i]+'/'
with open(filename,'r',encoding='utf8') as file:
next(file,None)
for line in file:
j = json.loads(line)
print(json.dumps(extract_field(j,path)))
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