code: def _simplify_loads(loads):
      return [
          load.__class__(load.location, load.vector.simplify())
          for load in loads
      ]
  
imports: import pytest
  from sympy import Rational, Symbol, cos, pi, sin, sqrt
  from sympy.physics.mechanics import Force, LinearPathway, ObstacleSetPathway, PathwayBase, Point, ReferenceFrame, WrappingCylinder, WrappingGeometryBase, WrappingPathway, WrappingSphere, dynamicsymbols
  from sympy.simplify.simplify import simplify
label_desc: Use image node_id 1 for calling a global function with example usage: _simplify_loads(loads) and returns: unknown