dianfu commented on a change in pull request #8472: [FLINK-12327][python] Adds 
support to submit Python Table API job in CliFrontend
URL: https://github.com/apache/flink/pull/8472#discussion_r284987520
 
 

 ##########
 File path: 
flink-clients/src/main/java/org/apache/flink/client/cli/ProgramOptions.java
 ##########
 @@ -62,21 +65,68 @@
 
        private final SavepointRestoreSettings savepointSettings;
 
+       // Store whether the job is python.
+       private boolean isPython = false;
+
        protected ProgramOptions(CommandLine line) throws CliArgsException {
                super(line);
 
                String[] args = line.hasOption(ARGS_OPTION.getOpt()) ?
-                               line.getOptionValues(ARGS_OPTION.getOpt()) :
-                               line.getArgs();
+                       line.getOptionValues(ARGS_OPTION.getOpt()) :
+                       line.getArgs();
+
+               // If specified the option -py(--python)
+               if (line.hasOption(PY_OPTION.getLongOpt())) {
 
 Review comment:
   PY_OPTION.getLongOpt() -> PY_OPTION.getOpt().
   
   `line.hasOption(PY_OPTION.getOpt())` works for both long option and short 
option. While `line.hasOption(PY_OPTION.getLongOpt())` only works for long 
option.

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