More working code generation

grow/main.go

@@ -2,7 +2,9 @@ package main
 
 import "flag"
 import "log"
+import "math/rand"
 import "os"
+import "time"
 
 func main() {
 	defPath := flag.String("def-path", "", "path to definition YAML file")
@@ -12,6 +14,8 @@ func main() {
 		log.Fatal("Please specify --def-path")
 	}
 
+	rand.Seed(time.Now().UnixNano())
+
 	defFile, err := os.Open(*defPath)
 	if err != nil {
 		log.Fatal(err)