code: def _map_point(matrix, pt):
      # apply Transform matrix to a point represented as a complex number
      r = matrix.transformPoint((pt.real, pt.imag))
      return r[0] + r[1] * 1j
  
file_path: catboost/contrib/python/fonttools/fontTools/svgLib/path/arc.py
imports: from fontTools.misc.transform import Identity, Scale
  from math import atan2, ceil, cos, fabs, isfinite, pi, radians, sin, sqrt, tan
label_desc: Use image node_id 1 for calling a global function with example usage: _map_point(matrix, pt) and returns: unknown