old_contents: #!/usr/bin/python
  #-*-coding:utf8-*-
  # Author : Jeonghoonkang, github.com/jeonghoonkang
  
  import sys, os
  sys.path.insert(0, '/var/www/camera')
  #import textindex
  from time import strftime, localtime, sleep
  import picamera
  import datetime
  
  pic = '/var/www/camera/%s_cam_shot.jpg'
  
  if len(sys.argv) is 1:
  	print '   *****'
  	print '    A picture has default file name in default path.'
  	print '     '+pic
  	print '   *****'
  
  elif len(sys.argv) > 2:
  	print '   Insert only the file name with directory where you want to save a picture in'
  	print '   default :'+pic
  
  else:
  	pic = sys.argv[1]
  
  
  foto_cnt = 0
  
  camera =  picamera.PiCamera() 
  camera.resolution = (1024, 768)
  camera.rotation = -180
  
  while True:
  
      camera.start_preview()
      sleep(10)
      camera.stop_preview()
  
      time = strftime("%Y-%m%d-%H:%M", localtime())
  
      camera.capture(pic %time)
      print '\n A picture was saved at ' + pic %time 
  
      sleep(2.5)
  
new_contents: #-*-coding:utf8-*-
  
  #!/usr/bin/python
  # Author : Jeonghoonkang, github.com/jeonghoonkang
  
  import sys, os
  sys.path.insert(0, '/var/www/camera')
  #import textindex
  from time import strftime, localtime, sleep
  import picamera
  import datetime
  
  pic = '/var/www/camera/%s_cam_shot.jpg'
  
  if len(sys.argv) is 1:
  	print '   *****'
  	print '    A picture has default file name in default path.'
  	print '     '+pic
  	print '   *****'
  
  elif len(sys.argv) > 2:
  	print '   Insert only the file name with directory where you want to save a picture in'
  	print '   default :'+pic
  
  else:
  	pic = sys.argv[1]
  
  
  foto_cnt = 0
  
  camera =  picamera.PiCamera() 
  camera.resolution = (1024, 768)
  camera.rotation = -180
  
  while True:
  
      camera.start_preview()
      sleep(10)
      camera.stop_preview()
  
      time = strftime("%Y-%m%d-%H:%M", localtime())
  
      camera.capture(pic %time)
      print '\n A picture was saved at ' + pic %time 
  
      sleep(2.5)
  
subject: Update cam_test.py