Merge branch 'change_loop_parts_name' into 'master'

beat/backend/python/algorithm.py

...n/test/prefix/algorithms/autonomous/loop_evaluator/1.json

...hon/test/prefix/algorithms/autonomous/loop_evaluator/1.py

...on/test/prefix/algorithms/autonomous/loop_evaluator/1.rst

...n/test/prefix/algorithms/autonomous/loop_processor/1.json

...hon/test/prefix/algorithms/autonomous/loop_processor/1.py

...on/test/prefix/algorithms/autonomous/loop_processor/1.rst

...n/test/prefix/algorithms/sequential/loop_evaluator/1.json

...hon/test/prefix/algorithms/sequential/loop_evaluator/1.py

...on/test/prefix/algorithms/sequential/loop_evaluator/1.rst

...n/test/prefix/algorithms/sequential/loop_processor/1.json

...hon/test/prefix/algorithms/sequential/loop_processor/1.py

...on/test/prefix/algorithms/sequential/loop_processor/1.rst

beat/backend/python/test/test_algorithm.py

beat/backend/python/test/test_loop_executor.py