removing byte encoding from arguments passed to subprocess

Author: kapilkd13

cwltool/job.py

@@ -202,7 +202,7 @@ def _execute(self, runtime, env, rm_tmpdir=True, move_outputs="move"):
                     os.makedirs(dn)
                 stdout_path = absout
 
-            commands = [Text(x).encode('utf-8') for x in runtime + self.command_line]
+            commands = [Text(x) for x in (runtime + self.command_line)]
             job_script_contents = None  # type: Text
             builder = getattr(self, "builder", None)  # type: Builder
             if builder is not None: