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datalad extract-metadata(1) | datalad | datalad extract-metadata(1) |
NAME¶
datalad extract-metadata - run one or more of DataLad's metadata extractors on a dataset or file.SYNOPSIS¶
datalad extract-metadata [-h] --type NAME [-d DATASET] [FILE [FILE ...]]
DESCRIPTION¶
The result(s) are structured like the metadata DataLad would extract during metadata aggregation. There is one result per dataset/file.Examples:
Extract metadata with two extractors from a dataset in the current directory and also from all its files::
$ datalad extract-metadata -d . --type frictionless_datapackage --type datalad_core
Extract XMP metadata from a single PDF that is not part of any dataset::
$ datalad extract-metadata --type xmp Downloads/freshfromtheweb.pdf
OPTIONS¶
- FILE
- Path of a file to extract metadata from. Constraints: value must be a string [Default: None]
- -h, --help, --help-np
- show this help message. --help-np forcefully disables the use of a pager for displaying the help message
- --type NAME
- Name of a metadata extractor to be executed. This option can be given more than once.
- -d DATASET, --dataset DATASET
- "Dataset to extract metadata from. If no FILE is given, metadata is extracted from all files of the dataset. Constraints: Value must be a Dataset or a valid identifier of a Dataset (e.g. a path) [Default: None]
AUTHORS¶
datalad is developed by The DataLad Team and Contributors <team@datalad.org>.2019-02-08 |