tools/generic_utils/dataPortioning_byTime.py

   1 #!/usr/bin/env python
   2 #
   3 import os, sys, time
   4
   5 from tools.generic_utils.time_formats import *
   6
   7
   8
   9
  10 ##################################################
  11 def get_dataPortion(data, timeInterval_sec):
  12
  13     if timeInterval_sec[0] < data[0][0] or timeInterval_sec[1] > data[len(data)-1][0]:
  14         print "Invalid parameters in data_portionnig.get_dataPortion"
  15         sys.exit(0)
  16
  17     i =0
  18     while(data[i][0] < timeInterval_sec[0]):
  19         i +=1
  20     start_inx = i
  21
  22     while(data[i][0] <= timeInterval_sec[1]):
  23         i += 1
  24     end_inx = i
  25
  26     return data[start_inx:end_inx]
  27
  28
  29 #################################################
  30 def split_paramData(param_data, periods_str):
  31
  32     data_piecewise = []
  33
  34     periods_sec = periodsStr2periodsSec(periods_str)
  35
  36     i =0
  37
  38     for period in periods_sec:
  39         #print period # debug
  40
  41 ##        if period[0] < param_data[0][0] or period[1] > param_data[len(param_data)-1][0]:
  42 ##            print "Invalid parameters in data_portionnig.split_paramData"
  43 ##            sys.exit(0)
  44
  45         if period[0] < param_data[0][0] or period[1] > param_data[len(param_data)-1][0]:
  46             return [param_data]
  47
  48         while(param_data[i][0] < period[0]):
  49             i +=1
  50         start_inx = i
  51
  52         while(param_data[i][0] <= period[1]):
  53             i += 1
  54         end_inx = i
  55
  56         data_piecewise.append(param_data[start_inx:end_inx])
  57
  58     return data_piecewise
  59