datalad_core.services
Runtime services
Functionality in this module is unconditionally imported whenever datalad-core is used. It implemented central services available to all library users, and the library itself.
Global feature registry
Global FeatureRegistry with standard detectors
This instance is preloaded with all detectors defined in
std_feature_detectors.
>>> import datalad_core
>>> datalad_core.features['git:version'] > '0.0.0'
True
Additional features and associated detectors can be registered at runtime.
It is possible to overwrite existing feature registrations. However, this can lead to complications with respect to evaluation timing and caching. It is advisable to use unique feature names.
API
Facility for deferred determination of named properties |
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Library of built-in feature detectors |