text: import sys
  import csv
  import matplotlib.pyplot as plt
  import numpy as np
  from scipy.fftpack import fft,ifft
  
  csvFile = open(sys.argv[1], "rb")
  reader = csv.reader(csvFile, delimiter=';')
  fft_size = 248993
  
  
  count = 0
  value_of_row = []
  value_of_time = []
  for row in reader:
      count = count + 1
      row_c = 0
      if count == 3:
          for i in row:
              row_c = row_c +1
      print row_c
          #value_of_row.append(int(row[8].replace(",", "")))
          #value_of_time.append(int(row[5].replace(",", "")))
  
  #print value_of_row
  
  time_np = np.asarray(value_of_time[0:fft_size])
  row_np = np.asarray(value_of_row[0:fft_size])
  
  time_np_1 = time_np
  row_np_1 = row_np
  result = np.fft.rfft(row_np_1)
  
  #print len(result)
  
  #plt.plot(result, color='C0')
  #plt.xlabel("Time")
  #plt.ylabel("Amplitude")
  #plt.show()
  
  
  
  #print count
  