def get_args():
	"""
		Description:
		Parses arguments at command line.

		Parameters:
			None

		Return:
			args - the arguments parsed
	"""
	parser = argparse.ArgumentParser()

	parser.add_argument('--mode', dest='mode', type=str, default='train')              # can be 'train' or 'test'
	parser.add_argument('--actor_model', dest='actor_model', type=str, default='')     # your actor model filename
	parser.add_argument('--critic_model', dest='critic_model', type=str, default='')   # your critic model filename

	args = parser.parse_args()

	return args
Description:
Parses arguments at command line.

Parameters:
None

Return:
args - the arguments parsed
part4/ppo_for_beginners/arguments.py