func_code: _A = None
  
  
  def overlap(x1=_A, y1=_A, r1=_A, x2=_A, y2=_A, r2=_A):
      if x1 == _A:
          x1 = 0
      if y1 == _A:
          y1 = 0
      if r1 == _A:
          r1 = 1
      if x2 == _A:
          x2 = 0
      if y2 == _A:
          y2 = 0
      if r2 == _A:
          r2 = 1
      distance = ((x2 - x1) ** 2 + (y2 - y1) ** 2) ** 0.5
      return distance < r1 + r2