{ "argv": ["python3", "/opt/java9/java9_kernel/javakernel", "-f", "{connection_file}"], "display_name": "Java 9", "language": "java", "env" : { "JAVA_9_HOME": "/opt/java9/jdk-9", "KULLA_HOME": "/opt/java9/kulla.jar" , "PYTHONPATH": "/opt/java9/java9_kernel" } }