code: def rinterpolate(a_min, a_max, a_value):
      a_range = a_max - a_min
      if a_max == a_min:
          a_range = 1.0
      return (a_value - a_min) / float(a_range)
  
imports: import pyglet.gl
  from sympy.core import S
label_desc: Use image node_id 14 for calling a global function with example usage: rinterpolate(a_min, a_max, a_value) and returns: unknown