text: from Sensors import Sensor
  import csv
  import urllib.request
  import numpy as np
  import cv2
  
  class CSVSensor:
  
      csvFile = None
  
      def loadCVSFile(self, file):
          csvfile = open(file, newline='')
          self.csvFile = csv.DictReader(csvfile)
  
      def getFrame(self):
          try:
              row = next(self.csvFile)
              resp = urllib.request.urlopen(row["url"])
              image = np.asarray(bytearray(resp.read()), dtype="uint8")
              return cv2.imdecode(image,cv2.IMREAD_COLOR)
          except urllib.error.URLError:
              return self.getFrame()
          except StopIteration:
              return None
  
      def skipFrames(self, numberOfFramesToSkip):
          index = 0
          while index<numberOfFramesToSkip:
              row = next(self.csvFile)
              index +=1
  
  
  