[Python] Colab crushed while calling g2o python function

Actually I am trying to optimize openpose keypoints using g2o-python.

Snippet of my code

def create_keypoint_vertex(self, point_id, point):
"""Create a vertex for a keypoint"""
v = g2o.VertexPointXY()
v.set_id(point_id)
v.set_estimate(point[:2])
v.set_marginalized(False)

if point[2] > 0.5: # High confidence points are fixed
v.set_fixed(True)
return v


when I calling v.set_estimate(point[:2]) it crushing the Colab saying unknown error occurred.

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