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author | Ruomei Yan <ruomei.yan@arm.com> | 2023-02-20 15:32:54 +0000 |
---|---|---|
committer | Benjamin Klimczak <benjamin.klimczak@arm.com> | 2023-10-11 15:42:28 +0100 |
commit | 446c379c92e15ad8f24ed0db853dd0fc9c271151 (patch) | |
tree | fb9e2b20fba15d3aa44054eb76d76fbdb1459006 /src/mlia/target/ethos_u/data_collection.py | |
parent | f0b8ed75fed9dc69ab1f6313339f9f7e38bfc725 (diff) | |
download | mlia-446c379c92e15ad8f24ed0db853dd0fc9c271151.tar.gz |
Add a CLI component to enable rewrites
* Add flags for rewrite (--rewrite, --rewrite-start,
--rewrite-end, --rewrite-target)
* Refactor CLI interfaces to accept tflite models with optimize for
rewrite, keras models with optimize for clustering and pruning
* Refactor and move common.py and select.py out of the folder
nn/tensorflow/optimizations
* Add file nn/rewrite/core/rewrite.py as placeholder
* Update/add unit tests
* Refactor OptimizeModel in ethos_u/data_collection.py
for accepting tflite model case
* Extend the logic so that if "--rewrite" is specified, we don't add
pruning to also accept TFLite models.
* Update README.md
Resolves: MLIA-750, MLIA-854, MLIA-865
Signed-off-by: Benjamin Klimczak <benjamin.klimczak@arm.com>
Change-Id: I67d85f71fa253d2bad4efe304ad8225970b9622c
Diffstat (limited to 'src/mlia/target/ethos_u/data_collection.py')
-rw-r--r-- | src/mlia/target/ethos_u/data_collection.py | 42 |
1 files changed, 29 insertions, 13 deletions
diff --git a/src/mlia/target/ethos_u/data_collection.py b/src/mlia/target/ethos_u/data_collection.py index 0654143..0f3a8d2 100644 --- a/src/mlia/target/ethos_u/data_collection.py +++ b/src/mlia/target/ethos_u/data_collection.py @@ -5,6 +5,7 @@ from __future__ import annotations import logging from pathlib import Path +from typing import Any from mlia.backend.vela.compat import Operators from mlia.backend.vela.compat import supported_operators @@ -12,15 +13,17 @@ from mlia.core.context import Context from mlia.core.data_collection import ContextAwareDataCollector from mlia.core.errors import FunctionalityNotSupportedError from mlia.core.performance import estimate_performance +from mlia.nn.select import get_optimizer +from mlia.nn.select import OptimizationSettings from mlia.nn.tensorflow.config import get_keras_model from mlia.nn.tensorflow.config import get_tflite_model from mlia.nn.tensorflow.config import KerasModel -from mlia.nn.tensorflow.optimizations.select import get_optimizer -from mlia.nn.tensorflow.optimizations.select import OptimizationSettings +from mlia.nn.tensorflow.config import TFLiteModel from mlia.nn.tensorflow.tflite_compat import TFLiteChecker from mlia.nn.tensorflow.tflite_compat import TFLiteCompatibilityInfo from mlia.nn.tensorflow.utils import is_tflite_model from mlia.nn.tensorflow.utils import save_keras_model +from mlia.nn.tensorflow.utils import save_tflite_model from mlia.target.ethos_u.config import EthosUConfiguration from mlia.target.ethos_u.performance import EthosUPerformanceEstimator from mlia.target.ethos_u.performance import OptimizationPerformanceMetrics @@ -103,7 +106,7 @@ class OptimizeModel: self.context = context self.opt_settings = opt_settings - def __call__(self, keras_model: KerasModel) -> KerasModel: + def __call__(self, keras_model: KerasModel) -> Any: """Run optimization.""" optimizer = get_optimizer(keras_model, self.opt_settings) @@ -112,9 +115,19 @@ class OptimizeModel: optimizer.apply_optimization() model = optimizer.get_model() + + if isinstance(model, Path): + return model + + if isinstance(model, TFLiteModel): + model_path = self.context.get_model_path("optimized_model.tflite") + with open(model.model_path, "rb") as file_handle: + model_data = bytearray(file_handle.read()) + save_tflite_model(model_data, model_path) + return TFLiteModel(model_path) + model_path = self.context.get_model_path("optimized_model.h5") save_keras_model(model, model_path) - return KerasModel(model_path) @@ -146,14 +159,17 @@ class EthosUOptimizationPerformance(ContextAwareDataCollector): opt_settings = self._parse_optimization_params(self.optimizations) - try: - keras_model = get_keras_model(self.model, self.context) - except NotImplementedError as err: - raise FunctionalityNotSupportedError( - reason="Unable to run model optimizations", - description=f"{self.model} is not a Keras model and " - "could not be converted to a Keras model", - ) from err + if opt_settings[0][0].optimization_type != "rewrite": + try: + model = get_keras_model(self.model, self.context) + except NotImplementedError as err: + raise FunctionalityNotSupportedError( + reason="Unable to run model optimizations", + description=f"{self.model} is not a Keras model and " + "could not be converted to a Keras model", + ) from err + else: + model = self.model # type: ignore optimizers = [OptimizeModel(self.context, opts) for opts in opt_settings] @@ -163,7 +179,7 @@ class EthosUOptimizationPerformance(ContextAwareDataCollector): self.backends, ) original_metrics, *optimized_metrics = estimate_performance( - keras_model, estimator, optimizers # type: ignore + model, estimator, optimizers # type: ignore ) result = OptimizationPerformanceMetrics( |