code: def __getattr__(name: str) -> Any:
      if hasattr(linear_operator.functions, name):
          warnings.warn(
              f"gpytorch.functions.{name} is deprecated. Use linear_operator.functions.{name} instead.",
              DeprecationWarning,
          )
          return getattr(linear_operator.functions, name)
      raise AttributeError(
          f"module gpytorch.functions has no attribute {name}."
      )
  
file_path: gpytorch/gpytorch/functions/__init__.py
imports: from __future__ import annotations
  import warnings
  from typing import Any
  import linear_operator
  import torch
  from ._log_normal_cdf import LogNormalCDF
  from .matern_covariance import MaternCovariance
  from .rbf_covariance import RBFCovariance
label_desc: Use image node_id 5 for calling a global function with example usage: __getattr__(name) and returns: getattr