add pablo's suggestions

Author: mgmacias95

Lib/profiling/sampling/cli.py

@@ -1111,13 +1111,14 @@ def _handle_live_run(args):
         process.wait()
         # Read any stderr output (tracebacks, errors, etc.)
         if process.stderr:
-            try:
-                stderr = process.stderr.read()
-                if stderr:
-                    print(stderr.decode(), file=sys.stderr)
-            except (OSError, ValueError):
-                # Ignore errors if pipe is already closed
-                pass
+            with process.stderr:
+                try:
+                    stderr = process.stderr.read()
+                    if stderr:
+                        print(stderr.decode(), file=sys.stderr)
+                except (OSError, ValueError):
+                    # Ignore errors if pipe is already closed
+                    pass
 
 
 def _handle_replay(args):

Lib/test/test_profiling/test_sampling_profiler/test_live_collector_ui.py

@@ -839,7 +839,7 @@ def mock_init_curses_side_effect(self, n_times, mock_self, stdscr):
             mock_self.display.simulate_input(ord('q'))
 
     def test_run_failed_module_live(self):
-        """Test that running a existing module that fails exists with clean error."""
+        """Test that running a existing module that fails exits with clean error."""
 
         args = [
             "profiling.sampling.cli", "run", "--live", "-m", "test",
@@ -886,10 +886,7 @@ def test_run_failed_script_live(self):
             self.assertIn(
                 'sample(s) collected (minimum 200 required for TUI)', stderr
             )
-            self.assertEndsWith(
-                stderr,
-                'ZeroDivisionError: division by zero\n\n'
-            )
+            self.assertIn('ZeroDivisionError', stderr)
 
 
 if __name__ == "__main__":