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Runtime error
| import json | |
| import os | |
| from pathlib import Path | |
| if __name__ == "__main__": | |
| # labelbox json export path | |
| path = "/Users/victor/Downloads/export-2021-02-27T17_15_30.291Z.json" | |
| # where to write the downloaded images | |
| out = Path("/Users/victor/Downloads/labelbox_test_flood-v2") | |
| # create out dir | |
| out.mkdir(exist_ok=True, parents=True) | |
| # load export data | |
| with open(path, "r") as f: | |
| data = json.load(f) | |
| for i, d in enumerate(data): | |
| # find all polygons | |
| objects = d["Label"]["objects"] | |
| # retrieve original image name | |
| name = d["External ID"] | |
| stem = Path(name).stem | |
| # output dir for current image | |
| m_out = out / stem[:30] | |
| m_out.mkdir(exist_ok=True, parents=True) | |
| # save 1 png per polygon | |
| for o, obj in enumerate(objects): | |
| print(f"{i}/{len(data)} : {o}/{len(objects)}") | |
| # create verbose label -> "cannotflood", "mustflood" | |
| label = obj["value"].replace("_", "") | |
| # unique polygon mask filename | |
| m_path = m_out / f"{stem}_{label}_{o}.png" | |
| # download address for curl | |
| uri = obj["instanceURI"] | |
| # command to download the image | |
| command = f'curl {uri} > "{str(m_path)}"' | |
| # execute command | |
| os.system(command) | |
| print("#" * 20) | |