code: def csr_mean_variance_axis0(X):
      """Compute mean and variance on the axis 0 of a CSR matrix
  
      Parameters
      ----------
      X : sparse CSR matrix
          Input array
  
      Returns
      -------
      mean and variance
      """
      X = X.tocsc()
      means, variances, _ = _csc_mean_variance_axis0(X)
      return means, variances
  
file_path: cuml/python/cuml/thirdparty_adapters/sparsefuncs_fast.py
imports: from math import ceil
  from cuml.internals.safe_imports import gpu_only_import_from
  from cuml.internals.safe_imports import gpu_only_import
label_desc: Use image node_id 1 for calling a global function with example usage: csr_mean_variance_axis0(X) and returns: means,  variances