fix(samples): fixes name error and unused parameter in samples for lo…

…op_parallelism (#4187)

* Added parallism at sub-dag level

* updated the parallism

* remove yaml file

* reformatting

* Update sdk/python/kfp/compiler/compiler.py

* Update sdk/python/kfp/compiler/compiler.py

* Update samples/core/loop_parallelism/loop_parallelism.py

Co-authored-by: Alexey Volkov <alexey.volkov@ark-kun.com>

* fixed example

Co-authored-by: Alexey Volkov <alexey.volkov@ark-kun.com>

samples/core/loop_parallelism/loop_parallelism.py

@@ -21,9 +21,9 @@ def print_op(s: str):
     print(s)
 
 @dsl.pipeline(name='my-pipeline')
-def pipeline2(my_pipe_param=10):
+def pipeline():
     loop_args = [{'A_a': 1, 'B_b': 2}, {'A_a': 10, 'B_b': 20}]
-    with dsl.ParallelFor(loop_args, parallelism=1) as item:
+    with dsl.ParallelFor(loop_args, parallelism=10) as item:
         print_op(item)
         print_op(item.A_a)
         print_op(item.B_b)