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"""
Copyright (c) 2022, salesforce.com, inc.
All rights reserved.
SPDX-License-Identifier: BSD-3-Clause
For full license text, see the LICENSE_Lavis file in the repo root or https://opensource.org/licenses/BSD-3-Clause
"""
from medomni.datasets.builders.base_dataset_builder import load_dataset_config
from medomni.datasets.builders.image_text_pair_builder import (
CCSBUBuilder,
LaionBuilder,
CCSBUAlignBuilder
)
from medomni.common.registry import registry
__all__ = [
"CCSBUBuilder",
"LaionBuilder",
"CCSBUAlignBuilder"
]
def load_dataset(name, cfg_path=None, vis_path=None, data_type=None):
"""
Example
>>> dataset = load_dataset("coco_caption", cfg=None)
>>> splits = dataset.keys()
>>> print([len(dataset[split]) for split in splits])
"""
if cfg_path is None:
cfg = None
else:
cfg = load_dataset_config(cfg_path)
try:
builder = registry.get_builder_class(name)(cfg)
except TypeError:
print(
f"Dataset {name} not found. Available datasets:\n"
+ ", ".join([str(k) for k in dataset_zoo.get_names()])
)
exit(1)
if vis_path is not None:
if data_type is None:
# use default data type in the config
data_type = builder.config.data_type
assert (
data_type in builder.config.build_info
), f"Invalid data_type {data_type} for {name}."
builder.config.build_info.get(data_type).storage = vis_path
dataset = builder.build_datasets()
return dataset
class DatasetZoo:
def __init__(self) -> None:
self.dataset_zoo = {
k: list(v.DATASET_CONFIG_DICT.keys())
for k, v in sorted(registry.mapping["builder_name_mapping"].items())
}
def get_names(self):
return list(self.dataset_zoo.keys())
dataset_zoo = DatasetZoo()
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