code: def _qCurveToOne(self, p1, p2):
      p0 = self._getCurrentPoint()
      self._addQuadratic(complex(*p0), complex(*p1), complex(*p2))
  
file_path: catboost/contrib/python/fonttools/fontTools/pens/perimeterPen.py
imports: from fontTools.pens.basePen import BasePen
  from fontTools.misc.bezierTools import approximateQuadraticArcLengthC, calcQuadraticArcLengthC, approximateCubicArcLengthC, calcCubicArcLengthC
  import math
label_desc: Use image node_id 7 for calling the PerimeterPen obj's underlying member method code with example usage: obj._qCurveToOne(p1, p2) without return types