GitHub
commit
b1c109baae
@ -0,0 +1,5 @@
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src/dinglehopper/tests
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dist
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build
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*.egg-info
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.git
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@ -1,83 +1,76 @@
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import json
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from functools import cached_property
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import os
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from typing import Optional
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import click
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import importlib_resources
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from ocrd_models import OcrdFileType
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from ocrd import Processor
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from ocrd.decorators import ocrd_cli_options, ocrd_cli_wrap_processor
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from ocrd_utils import assert_file_grp_cardinality, getLogger, make_file_id
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from ocrd_utils import make_file_id
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from .cli import process as cli_process
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OCRD_TOOL = json.loads(
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importlib_resources.files(__name__)
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.joinpath("ocrd-tool.json")
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.read_text(encoding="utf-8", errors="strict")
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)
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@click.command()
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@ocrd_cli_options
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def ocrd_dinglehopper(*args, **kwargs):
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return ocrd_cli_wrap_processor(OcrdDinglehopperEvaluate, *args, **kwargs)
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class OcrdDinglehopperEvaluate(Processor):
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def __init__(self, *args, **kwargs):
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kwargs["ocrd_tool"] = OCRD_TOOL["tools"]["ocrd-dinglehopper"]
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kwargs["version"] = OCRD_TOOL["version"]
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super(OcrdDinglehopperEvaluate, self).__init__(*args, **kwargs)
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def process(self):
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assert_file_grp_cardinality(self.input_file_grp, 2, "GT and OCR")
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assert_file_grp_cardinality(self.output_file_grp, 1)
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@cached_property
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def executable(self):
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return 'ocrd-dinglehopper'
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log = getLogger("processor.OcrdDinglehopperEvaluate")
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def process_page_file(self, *input_files: Optional[OcrdFileType]) -> None:
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assert self.parameter
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metrics = self.parameter["metrics"]
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textequiv_level = self.parameter["textequiv_level"]
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gt_grp, ocr_grp = self.input_file_grp.split(",")
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input_file_tuples = self.zip_input_files(on_error="abort")
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for n, (gt_file, ocr_file) in enumerate(input_file_tuples):
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if not gt_file or not ocr_file:
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# file/page was not found in this group
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continue
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gt_file = self.workspace.download_file(gt_file)
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ocr_file = self.workspace.download_file(ocr_file)
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page_id = gt_file.pageId
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log.info("INPUT FILES %i / %s↔ %s", n, gt_file, ocr_file)
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file_id = make_file_id(ocr_file, self.output_file_grp)
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report_prefix = os.path.join(self.output_file_grp, file_id)
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# Process the files
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try:
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os.mkdir(self.output_file_grp)
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except FileExistsError:
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pass
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cli_process(
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gt_file.local_filename,
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ocr_file.local_filename,
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report_prefix,
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metrics=metrics,
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textequiv_level=textequiv_level,
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# wrong number of inputs: let fail
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gt_file, ocr_file = input_files
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# missing on either side: skip (zip_input_files already warned)
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if not gt_file or not ocr_file:
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return
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# missing download (i.e. OCRD_DOWNLOAD_INPUT=false):
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if not gt_file.local_filename:
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if config.OCRD_MISSING_INPUT == 'ABORT':
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raise MissingInputFile(gt_file.fileGrp, gt_file.pageId, gt_file.mimetype)
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return
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if not ocr_file.local_filename:
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if config.OCRD_MISSING_INPUT == 'ABORT':
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raise MissingInputFile(ocr_file.fileGrp, ocr_file.pageId, ocr_file.mimetype)
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return
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page_id = gt_file.pageId
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file_id = make_file_id(ocr_file, self.output_file_grp)
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cli_process(
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gt_file.local_filename,
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ocr_file.local_filename,
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file_id,
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self.output_file_grp,
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metrics=metrics,
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textequiv_level=textequiv_level,
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)
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# Add reports to the workspace
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for report_suffix, mimetype in [
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[".html", "text/html"],
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[".json", "application/json"],
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]:
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output_file_id = file_id + report_suffix
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output_file = next(self.workspace.mets.find_files(ID=output_file_id), None)
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if output_file and config.OCRD_EXISTING_OUTPUT != 'OVERWRITE':
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raise FileExistsError(f"A file with ID=={output_file_id} already exists {output_file} and neither force nor ignore are set")
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self.workspace.add_file(
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file_id=output_file_id,
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file_grp=self.output_file_grp,
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page_id=page_id,
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mimetype=mimetype,
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local_filename=file_id + report_suffix,
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)
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# Add reports to the workspace
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for report_suffix, mimetype in [
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[".html", "text/html"],
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[".json", "application/json"],
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]:
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self.workspace.add_file(
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file_id=file_id + report_suffix,
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file_grp=self.output_file_grp,
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page_id=page_id,
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mimetype=mimetype,
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local_filename=report_prefix + report_suffix,
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)
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if __name__ == "__main__":
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ocrd_dinglehopper()
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