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Generator to iterate over an interval of IPs

/ Published in: Python
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  1. import socket, struct
  2.  
  3. def inet_range(start, stop):
  4.  
  5.     """Generator to iterate over an interval of IPs.
  6.     start & stop should be IPs as string, e.g. '127.0.0.1'.
  7.     """
  8.  
  9.     lstart, = struct.unpack('>L', socket.inet_aton(start))
  10.     lstop, = struct.unpack('>L', socket.inet_aton(stop))
  11.     inc = 0
  12.     while inc <= (lstop - lstart):
  13.         lcur = lstart + inc
  14.         inc += 1
  15.         yield socket.inet_ntoa(struct.pack('>L', lcur))

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