ValueError: string is not a file:

im trying to load in a urdf file into some simple code which is
from urdfpy import URDF robot= URDF.load("C:/Users/(put computer name here)/Desktop/python code/v2 robot arm - Copy/urdf/v2 robot arm - Copy.urdf")

but when i run it i get this error

ValueError: string is not a file: C:/Users/(put computer name here)/Desktop/python code/v2 robot arm - Copy/urdf\package://v2 robot arm - Copy/meshes/base_link.STL
how do i fix this?