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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def disable_precompute(panel):
 """Cancel precomputation for `panel`"""

  task_id = panel['data_source']['precompute']['task_id']
  result = scheduler_client.cancel(task_id)
  if result['status'] != 'success':
    raise RuntimeError(result.get('reason'))