def get_node(path):
	try:
		current_site = Site.objects.get_current()
	except Site.DoesNotExist:
		current_site = None
	
	trailing_slash = False
	if path[-1] == '/':
		trailing_slash = True
	
	try:
		node, subpath = Node.objects.get_with_path(path, root=getattr(current_site, 'root_node', None), absolute_result=False)
	except Node.DoesNotExist:
		return None
	
	if subpath is None:
		subpath = ""
	subpath = "/" + subpath
	
	if trailing_slash and subpath[-1] != "/":
		subpath += "/"
	
	node._path = path
	node._subpath = subpath
	
	return node
Return the cumulative covariance from the entire forward trajectory.
dataset/ETHPy150Open ithinksw/philo/philo/middleware.py/get_node--crossover with--dataset/ETHPy150Open Sohl-Dickstein/Diffusion-Probabilistic-Models/model.py/DiffusionModel.get_beta_full_trajectory