Files
tensorneat-mend/tensorneat/algorithm/neat/gene/node/base.py

23 lines
636 B
Python

import jax, jax.numpy as jnp
from .. import BaseGene
class BaseNodeGene(BaseGene):
"Base class for node genes."
fixed_attrs = ["index"]
def __init__(self):
super().__init__()
def forward(self, state, attrs, inputs, is_output_node=False):
raise NotImplementedError
def update_by_batch(self, state, attrs, batch_inputs, is_output_node=False):
# default: do not update attrs, but to calculate batch_res
return (
jax.vmap(self.forward, in_axes=(None, None, 0, None))(
state, attrs, batch_inputs, is_output_node
),
attrs,
)