plot/session_stats.py

   1 #!/usr/bin/env python3
   2 #
   3 # session_stats.py - gather stats about a SaveMySugar session
   4 #
   5 # Copyright (C) 2015  Antonio Ospite <ao2@ao2.it>
   6 #
   7 # This program is free software: you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation, either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20 import sys
  21 import logging
  22
  23
  24 def session_stats(transmitter_log_filename, receiver_log_filename):
  25     transmitter_log = open(transmitter_log_filename)
  26     receiver_log = open(receiver_log_filename)
  27
  28     transmitter_dial_times = []
  29     for line in transmitter_log:
  30         transmitter_dial_times.append(float(line.split(" ")[0]))
  31
  32     receiver_ring_times = []
  33     for line in receiver_log:
  34         receiver_ring_times.append(float(line.split(" ")[0]))
  35
  36     if len(transmitter_dial_times) != len(receiver_ring_times):
  37         logging.error("The two files must contain the same number of lines")
  38         sys.exit(1)
  39
  40     min_call_setup_time = 10000
  41     max_call_setup_time = -1
  42     for dial_time, ring_time in zip(transmitter_dial_times,
  43                                     receiver_ring_times):
  44         call_setup_time = ring_time - dial_time
  45         max_call_setup_time = max(max_call_setup_time, call_setup_time)
  46         min_call_setup_time = min(min_call_setup_time, call_setup_time)
  47         logging.info("call setup time: %9.6f", call_setup_time)
  48
  49     return min_call_setup_time, max_call_setup_time
  50
  51
  52 def main():
  53     if len(sys.argv) != 3:
  54         print("usage: %s <transmit_log> <receive_log>" % sys.argv[0])
  55         sys.exit(1)
  56
  57     call_setup_min, call_setup_max = session_stats(sys.argv[1], sys.argv[2])
  58
  59     print("\nSession stats:")
  60     print("min call setup time: %9.6f" % call_setup_min)
  61     print("max call setup time: %9.6f" % call_setup_max)
  62
  63
  64 if __name__ == "__main__":
  65     main()