davidneevel

import picamera
cam = picamera.PiCamera()
cam.capture('aa.jpg')

davidneevel

subprocess.call("mv a.jpg pics/a.jpg", shell=True)

davidneevel

countFile = open("counter.txt","r") # opens file to read
count = countFile.read()            # reads
intCount = int(count)               # converts to int
print intCount              
intCount = intCount + 1             # increases
countFile = open("counter.txt","w") # opens file to write
countFile.write(str(intCount))      # writes
countFile.close()                   # close file