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Add property provided_dtypes to Context #404

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merged 5 commits into from
Mar 8, 2021
Merged

Add property provided_dtypes to Context #404

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b0b70fd
Add property provided_dtypes to Context
ershockley Mar 5, 2021
bcde2cc
Update docstring
ershockley Mar 5, 2021
bb76664
Add runid argument and version to provided_dtypes
ershockley Mar 8, 2021
c077fc1
update docstring
ershockley Mar 8, 2021
2204894
Merge branch 'master' into summarize_hashes
JoranAngevaare Mar 8, 2021
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12 changes: 12 additions & 0 deletions strax/context.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1469,6 +1469,18 @@ def _get_source_sf(self, run_id, target, should_exist=False):
raise ValueError('This cannot happen, we just checked that this '
'run should be stored?!?')

def provided_dtypes(self, runid='0'):
"""
Summarize useful dtype information provided by this context
:return: dictionary of provided dtypes with their corresponding lineage hash, save_when, version
"""
hashes = set([(d, self.key_for(runid, d).lineage_hash, p.save_when, p.__version__)
for p in self._plugin_class_registry.values()
for d in p.provides])

return {dtype: dict(hash=h, save_when=save_when.name, version=version)
for dtype, h, save_when, version in hashes}

@classmethod
def add_method(cls, f):
"""Add f as a new Context method"""
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