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tools/python/InstrumentsTraceParser.py
57 строк
2 KB
Timofey
Moved my python files to tools/python instead of tools.
24 июн 2016, 16:02
24 июн 2016, 16:02
23fc544
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#!/usr/bin/env python2.7 from __future__ import print_function import struct import sys import numpy class Analyzer: """ The binary format is time since the beginning of the measurement : double unknown and irrelevant field : double momentary consumption calculated for the current time segment : double """ def __init__(self): self.duration = 0.0 self.consumption = [] self.mean = 0.0 self.std = 0.0 self.avg = 0.0 self.averages = [] def read_file(self, file_path): binary = bytearray() with open(file_path, "r") as f: binary = bytearray(f.read()) for i in range(0, len(binary) - 24, 24): res = struct.unpack(">ddd", binary[i:i+24]) current_duration = res[0] if not current_duration > self.duration: print("Unexpected elapsed time value, lower than the previous one.") exit(2) # this should never happen because the file is written sequentially current_consumption = res[2] self.averages.append(current_consumption / (current_duration - self.duration)) self.duration = current_duration self.consumption.append(current_consumption) self.calculate_stats() def calculate_stats(self): self.mean = numpy.mean(self.averages) self.std = numpy.std(self.averages) self.avg = sum(self.consumption) / self.duration if __name__ == "__main__": for file_path in sys.argv[1:]: analyzer = Analyzer() analyzer.read_file(file_path) print("{}\n\tavg: {}\n\tmean: {}\n\tstd: {}".format(file_path, analyzer.avg, analyzer.mean, analyzer.std))