code: def ipv4_lstrip_zeros(address):
      
  
      # Split  the octets.
      obj = address.strip().split('.')
  
      for x, y in enumerate(obj):
  
          # Strip leading zeros. Split / here in case CIDR is attached.
          obj[x] = y.split('/')[0].lstrip('0')
          if obj[x] in ['', None]:
              obj[x] = '0'
  
      return '.'.join(obj)
docs: The function to strip leading zeros in each octet of an IPv4 address.
  
      Args:
          address (:obj:`str`): An IPv4 address.
  
      Returns:
          str: The modified IPv4 address.