code: def conv(*args, **kwargs):
      """Computes a generalized convolution."""
      return backend()["conv"](*args, **kwargs)
  
imports: import contextlib
  import enum
  import gin
  from trax.fastmath.jax import JAX_BACKEND
  from trax.fastmath.numpy import NUMPY_BACKEND
  from trax.fastmath.tf import TF_BACKEND
label_desc: Use image node_id 5 for calling a global function with example usage: conv() and returns: backend