code: def _get_position(x, w, h, W):
      if W == 0:
          return x
      return (x + w / 2.0) * w * h / W
  
imports: from statsmodels.compat.python import lrange, lzip
  from itertools import product
  import numpy
  from numpy import array, cumsum, iterable, r_
  from pandas import DataFrame
  from statsmodels.graphics import utils
label_desc: Use image node_id 13 for calling a global function with example usage: _get_position(x, w, h, W) and returns: unknown, x