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"""
Part of the bsie module.
A copy of the license is provided with the project.
Author: Matthias Baumgartner, 2022
"""
# standard imports
import argparse
import sys
import typing
# bsie imports
from bsie.extractor import ExtractorBuilder
from bsie.lib import PipelineBuilder
from bsie.reader import ReaderBuilder
from bsie.utils import bsfs, errors
# exports
__all__: typing.Sequence[str] = (
'main',
)
## code ##
def main(argv):
"""Show information from BSIE."""
parser = argparse.ArgumentParser(description=main.__doc__, prog='info')
parser.add_argument('what', choices=('predicates', 'schema'),
help='Select what information to show.')
args = parser.parse_args(argv)
# FIXME: Read reader/extractor configs from a config file
# reader builder
rbuild = ReaderBuilder({
'bsie.reader.image.Image': {
'bsie.reader.image._raw.RawImage': {
}
}
})
# extractor builder
ebuild = ExtractorBuilder([
{'bsie.extractor.generic.path.Path': {}},
{'bsie.extractor.generic.stat.Stat': {}},
{'bsie.extractor.generic.constant.Constant': dict(
tuples=[('http://bsfs.ai/schema/Entity#author', 'Me, myself, and I')],
schema='''
bse:author rdfs:subClassOf bsfs:Predicate ;
rdfs:domain bsfs:Entity ;
rdfs:range xsd:string ;
bsfs:unique "true"^^xsd:boolean .
''',
)},
])
# pipeline builder
pbuild = PipelineBuilder(
bsfs.Namespace('http://example.com/me/'), # not actually used
rbuild,
ebuild,
)
# build pipeline
pipeline = pbuild.build()
# show info
if args.what == 'predicates':
# show predicates
for pred in pipeline.schema.predicates():
print(pred.uri)
elif args.what == 'schema':
# show schema
print(bsfs.schema.to_string(pipeline.schema))
else:
# args.what is already checked by argparse
raise errors.UnreachableError()
## main ##
if __name__ == '__main__':
main(sys.argv[1:])
## EOF ##
|
