code: def compose(x: object, *, params=None):
      r"""For non-field objects, the composition is simply the
      application of the `jax` function to the input.
  
      ```python
      compose(x)(fun) == fun(x)
      ```
      """
  
      def decorator(fun):
          return fun(x)
  
      return decorator
  
imports: from typing import List
  import numpy
  from jax import numpy
  from jaxdf.conv import reflection_conv
  from jaxdf.core import operator
  from jaxdf.discretization import Continuous, FiniteDifferences, FourierSeries, OnGrid
  from jaxdf.operators.differential import get_fd_coefficients
label_desc: Use image node_id 4 for calling a global function with example usage: compose(x) and returns: decorator, fun