code: def __init__(self, stride=1):
      self.sy, self.sx = _pair(stride)
  
file_path: chainer/chainer/functions/connection/local_convolution_2d.py
imports: from six import moves
  import chainer
  from chainer import backend
  from chainer import function_node
  from chainer.utils import type_check
  from chainer import variable
label_desc: Use image node_id 1 to create a new LocalConvolution2DFunction object from inherited base classes: function_node with example: obj = LocalConvolution2DFunction(stride)