Update TensorBoard launcher script to not use deprecated API (#15991) (#15992)
Update TensorBoard launcher script to not use deprecated API (#15991) (#15992)


DonJayamanne/pythonVSCode,DonJayamanne/pythonVSCode,DonJayamanne/pythonVSCode,DonJayamanne/pythonVSCode,DonJayamanne/pythonVSCode