registry.py

# Copyright (c) OpenMMLab. All rights reserved.
"""MMDetection3D provides 17 registry nodes to support using modules across
projects. Each node is a child of the root registry in MMEngine.

More details can be found at
https://mmengine.readthedocs.io/en/latest/tutorials/registry.html.
"""

from mmengine.registry import DATA_SAMPLERS as MMENGINE_DATA_SAMPLERS
from mmengine.registry import DATASETS as MMENGINE_DATASETS
from mmengine.registry import HOOKS as MMENGINE_HOOKS
from mmengine.registry import LOOPS as MMENGINE_LOOPS
from mmengine.registry import METRICS as MMENGINE_METRICS
from mmengine.registry import MODEL_WRAPPERS as MMENGINE_MODEL_WRAPPERS
from mmengine.registry import MODELS as MMENGINE_MODELS
from mmengine.registry import \
    OPTIM_WRAPPER_CONSTRUCTORS as MMENGINE_OPTIM_WRAPPER_CONSTRUCTORS
from mmengine.registry import OPTIMIZERS as MMENGINE_OPTIMIZERS
from mmengine.registry import PARAM_SCHEDULERS as MMENGINE_PARAM_SCHEDULERS
from mmengine.registry import \
    RUNNER_CONSTRUCTORS as MMENGINE_RUNNER_CONSTRUCTORS
from mmengine.registry import RUNNERS as MMENGINE_RUNNERS
from mmengine.registry import TASK_UTILS as MMENGINE_TASK_UTILS
from mmengine.registry import TRANSFORMS as MMENGINE_TRANSFORMS
from mmengine.registry import VISBACKENDS as MMENGINE_VISBACKENDS
from mmengine.registry import VISUALIZERS as MMENGINE_VISUALIZERS
from mmengine.registry import \
    WEIGHT_INITIALIZERS as MMENGINE_WEIGHT_INITIALIZERS
from mmengine.registry import Registry

# manage all kinds of runners like `EpochBasedRunner` and `IterBasedRunner`
RUNNERS = Registry('runner', parent=MMENGINE_RUNNERS)
# manage runner constructors that define how to initialize runners
RUNNER_CONSTRUCTORS = Registry(
    'runner constructor', parent=MMENGINE_RUNNER_CONSTRUCTORS)
# manage all kinds of loops like `EpochBasedTrainLoop`
LOOPS = Registry('loop', parent=MMENGINE_LOOPS)
# manage all kinds of hooks like `CheckpointHook`
HOOKS = Registry('hook', parent=MMENGINE_HOOKS)

# manage data-related modules
DATASETS = Registry('dataset', parent=MMENGINE_DATASETS)
DATA_SAMPLERS = Registry('data sampler', parent=MMENGINE_DATA_SAMPLERS)
TRANSFORMS = Registry('transform', parent=MMENGINE_TRANSFORMS)

# mangage all kinds of modules inheriting `nn.Module`
MODELS = Registry('model', parent=MMENGINE_MODELS)
# mangage all kinds of model wrappers like 'MMDistributedDataParallel'
MODEL_WRAPPERS = Registry('model_wrapper', parent=MMENGINE_MODEL_WRAPPERS)
# mangage all kinds of weight initialization modules like `Uniform`
WEIGHT_INITIALIZERS = Registry(
    'weight initializer', parent=MMENGINE_WEIGHT_INITIALIZERS)

# mangage all kinds of optimizers like `SGD` and `Adam`
OPTIMIZERS = Registry('optimizer', parent=MMENGINE_OPTIMIZERS)
# manage constructors that customize the optimization hyperparameters.
OPTIM_WRAPPER_CONSTRUCTORS = Registry(
    'optimizer wrapper constructor',
    parent=MMENGINE_OPTIM_WRAPPER_CONSTRUCTORS)
# mangage all kinds of parameter schedulers like `MultiStepLR`
PARAM_SCHEDULERS = Registry(
    'parameter scheduler', parent=MMENGINE_PARAM_SCHEDULERS)
# manage all kinds of metrics
METRICS = Registry('metric', parent=MMENGINE_METRICS)

# manage task-specific modules like anchor generators and box coders
TASK_UTILS = Registry('task util', parent=MMENGINE_TASK_UTILS)

# manage visualizer
VISUALIZERS = Registry('visualizer', parent=MMENGINE_VISUALIZERS)
# manage visualizer backend
VISBACKENDS = Registry('vis_backend', parent=MMENGINE_VISBACKENDS)