code: def _cholesky(x):
      """
      Like :func:`numpy.linalg.cholesky` but uses sqrt for scalar matrices.
      """
      if x.shape[-1] == 1:
          return np.sqrt(x)
      return np.linalg.cholesky(x)
  
imports: import numbers
  import typing
  import jax.numpy
  import jax.random
  import numpy
  from jax import lax
  from jax.core import Tracer
  from jax.scipy.linalg import cho_solve, solve_triangular
  from jax.scipy.special import expit, gammaln, logsumexp
  from ..None import ops
label_desc: Use image node_id 14 for calling a global function with example usage: _cholesky(x) and returns: np, np