def lookup_upc(upc)
server = XMLRPC::Client.new2('http://www.upcdatabase.com/rpc')
begin
response = server.call('lookupUPC', upc)
return response['found'] ? response : nil
rescue XMLRPC::FaultException => e
puts "Error: "
puts e.faultCode
puts e.faultString
end
end
product = lookup_upc('018787765654')
product['description']
product['size']
lookup_upc('no such UPC')
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