Imports github.com/cheggaaa/pb github.com/joushou/gocnc/export github.com/joushou/gocnc/gcode github.com/joushou/gocnc/optimize github.com/joushou/gocnc/streaming github.com/joushou/gocnc/vm github.com/alecthomas/kingpin Standard library imports bufio fmt io/ioutil os os/signal strconv syscall time