sradc
/ autodiff.py
Last active
December 10, 2023 09:31
Automatic Differentiation in 26 lines of Python
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| import math | |
| class Var: | |
| def __init__(self, val: float, local_gradients=()): | |
| self.val = val | |
| self.local_gradients = local_gradients | |
| self.grad = 0 | |
| def backward(self, path_value: float = 1): | |
| for child_var, local_gradient in self.local_gradients: |