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2026-07-13 12:40:42 +08:00

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Python

# copyright (c) 2022 paddlepaddle authors. all rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import annotations
import unittest
from typing import TYPE_CHECKING
from paddle.nn import Linear
from paddle.quantization.base_quanter import BaseQuanter
from paddle.quantization.factory import quanter
if TYPE_CHECKING:
from collections.abc import Iterable
import numpy as np
import paddle
linear_quant_axis = 1
@quanter("CustomizedQuanter")
class CustomizedQuanterLayer(BaseQuanter):
def __init__(self, layer, bit_length=8, kwargs1=None):
super().__init__()
self._layer = layer
self._bit_length = bit_length
self._kwargs1 = kwargs1
def scales(self) -> paddle.Tensor | np.ndarray:
return None
def bit_length(self):
return self._bit_length
def quant_axis(self) -> int | Iterable:
return linear_quant_axis if isinstance(self._layer, Linear) else None
def zero_points(self) -> paddle.Tensor | np.ndarray:
return None
def forward(self, input):
return input
class TestCustomizedQuanter(unittest.TestCase):
def test_details(self):
layer = Linear(5, 5)
bit_length = 4
quanter = CustomizedQuanter( # noqa: F821
bit_length=bit_length, kwargs1="test"
)
quanter = quanter._instance(layer)
self.assertEqual(quanter.bit_length(), bit_length)
self.assertEqual(quanter.quant_axis(), linear_quant_axis)
self.assertEqual(quanter._kwargs1, 'test')
if __name__ == '__main__':
unittest.main()