[Python] Detecting a partial, side-view three-point line in moving basketball game footage...

Body: I’m trying to automatically detect the three-point arc on a basketball court in broadcast game footage using python OpenCV. The challenges are:

The camera is angled from the side rather than top-down.

Only a portion of the circular arc is visible in each frame.

The camera pans and moves throughout the clip.

Does anyone have any ideas or suggestions on the best way to do this?

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