FileNotFoundError: [WinError 2] The system cannot find the file specified

I tried **direct approach for windows** and i did setup the project as shown in the steps and then ran the command
**python manim.py example_scenes.py SquareToCircle -pl** which is giving me below error.

Traceback (most recent call last):
**File "C:\Users\HP\manimnew\manim\manimlib\extract_scene.py", line 155, in main
scene = SceneClass(**scene_kwargs)
File "C:\Users\HP\manimnew\manim\manimlib\scene\scene.py", line 53, in __init__
self.construct()
File "example_scenes.py", line 83, in construct
self.play(ShowCreation(square))**
File "C:\Users\HP\manimnew\manim\manimlib\scene\scene.py", line 405, in wrapper
self.file_writer.begin_animation(allow_write)
File "C:\Users\HP\manimnew\manim\manimlib\scene\scene_file_writer.py", line 170, in begin_animation
self.open_movie_pipe()
File "C:\Users\HP\manimnew\manim\manimlib\scene\scene_file_writer.py", line 243, in open_movie_pipe
self.writing_process = subprocess.Popen(command, stdin=subprocess.PIPE)
File "C:\Users\HP\AppData\Local\Programs\Python\Python37\lib\subprocess.py", line 775, in __init__
restore_signals, start_new_session)
File "C:\Users\HP\AppData\Local\Programs\Python\Python37\lib\subprocess.py", line 1178, in _execute_child
startupinfo)

**FileNotFoundError: [WinError 2] The system cannot find the file specified**