docs: def get_neighbor_ip(ip_addr, cidr="30"):
      """
      Function to figure out the IP's between neighbors address
      Args:
          ip_addr: Unicast IP address in the following format 192.168.1.1
          cidr: CIDR value of 30, or 31
  
      Returns: returns Our IP and the Neighbor IP in a tuple
  
      """
      our_octet = None
      neighbor_octet = None
      try:
          ip_addr_split = ip_addr.split(".")
          max_counter = 0
          if int(cidr) == 30:
              ranger = 4
          elif int(cidr) == 31:
              ranger = 2
          while max_counter < 256:
              try:
                  if int(ip_addr_split[3]) >= max_counter and int(ip_addr_split[3]) < (max_counter + ranger):
                      if ranger == 4:
                          our_octet = max_counter + 1
                          neighbor_octet = max_counter + 2
                          break
                      elif ranger == 2:
                          our_octet = max_counter
                          neighbor_octet = max_counter + 1
                          break   
                  max_counter += ranger
              except UnboundLocalError:
                  print("The mask between the neighbors must be 30, or 31")
                  exit("BAD NEIGHBOR MASK")
          if int(ip_addr_split[3]) == our_octet:
              our_ip_addr = "%s.%s.%s.%i" % (ip_addr_split[0], ip_addr_split[1], ip_addr_split[2], our_octet)
              neighbor_ip_addr = "%s.%s.%s.%i" % (ip_addr_split[0], ip_addr_split[1], ip_addr_split[2], neighbor_octet)
          elif int(ip_addr_split[3]) == neighbor_octet:
              neighbor_ip_addr = "%s.%s.%s.%i" % (ip_addr_split[0], ip_addr_split[1], ip_addr_split[2], our_octet)
              our_ip_addr = "%s.%s.%s.%i" % (ip_addr_split[0], ip_addr_split[1], ip_addr_split[2], neighbor_octet)
          else:
              our_ip_addr = "%s.%s.%s.%i" % (ip_addr_split[0], ip_addr_split[1], ip_addr_split[2], our_octet)
              neighbor_ip_addr = "%s.%s.%s.%i" % (ip_addr_split[0], ip_addr_split[1], ip_addr_split[2], neighbor_octet)
          return our_ip_addr, neighbor_ip_addr
      except IndexError:
          LOGGER.critical('Function get_neighbor_ip IndexError ip_addr {item} cidr {cidr}'.format(item=ip_addr,
                                                                                                  cidr=cidr))
          raise IndexError("You have entered invalid input, you must enter a ipv4 address")