def path_collider(vector, path):
"""adding a path to a vector"""
path_copy = list(path)
if not isinstance( vector, VectorDict):
if len(vector):
vector = tree_from_path( * ( vector + [ "weight" , 1 ] ))
else:
vector = VectorDict( VectorDict, dict() )
current = vector
while len(path) :
current_key = path.pop(0)
if current_key in current.keys():
current = current[current_key]
if current.get("weight", False):
current["weight"]+=1
else:
path = [ current_key ] + path
break
if len(path):
vector.add_path( path_copy + [ "weight" , 1 ] )
return vector
