class_docstr: A single keypoint (aka landmark) on an image.
  
  Parameters
  ----------
  x : number
      Coordinate of the keypoint on the x axis.
  
  y : number
      Coordinate of the keypoint on the y axis.
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docstr: Get the xy-coordinates as an ``(N,2)`` ndarray.
  
  Added in 0.4.0.
  
  Returns
  -------
  ndarray
      An ``(N, 2)`` ``float32`` ndarray with ``N=1`` containing the
      coordinates of this keypoints.
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code: def coords(self):
      """Get the xy-coordinates as an ``(N,2)`` ndarray.
  
      Added in 0.4.0.
  
      Returns
      -------
      ndarray
          An ``(N, 2)`` ``float32`` ndarray with ``N=1`` containing the
          coordinates of this keypoints.
  
      """
      arr = np.empty((1, 2), dtype=np.float32)
      arr[0, :] = [self.x, self.y]
      return arr
  
imports: from __future__ import print_function, division, absolute_import
  import numpy
  import scipy.spatial.distance
  import six.moves
  from ..None import imgaug
  from .base import IAugmentable
  from .utils import normalize_imglike_shape, project_coords, _remove_out_of_image_fraction_, _handle_on_image_shape
label_desc: Use image node_id 2 for calling the Keypoint obj's underlying member method code with example usage: obj.coords() and returns: arr