code: def get_continuous_fields():
      domain = geometry.Domain()
  
      # Continuous fields
      def f(p, x):
          return jnp.expand_dims(jnp.sum(p * (x**2)), -1)
  
      a = Continuous(5.0, domain, f)
      b = Continuous(6.0, domain, f)
      return a, b
  
file_path: jaxdf/tests/test_core.py
imports: import jax
  import numpy
  import pytest
  from jax import jit
  from jax import numpy
  from jaxdf import *
  from jaxdf.signatures import SignatureError
label_desc: Use image node_id 2 for calling a global function with example usage: get_continuous_fields() and returns: a,  b, jnp