package main import ( "fmt" "os" ) func main() { if len(os.Args) == 2 && os.Args[1] == "server" { serverMain() return } if len(os.Args) == 4 && os.Args[1] == "import" { importMain(os.Args[2], os.Args[3]) return } fmt.Println("usage: main [import/server] ") }