add_properties method Leave feedback
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Adds known metadata properties satisfying the specified predicate. The operation is recursive so it affects all nested packages as well.
Learn more:
- More examples demonstrating usages of this method: https://docs.groupdocs.com/display/metadatanet/Adding+metadata
def add_properties(self, predicate, value):
...
| Parameter | Type | Description |
|---|---|---|
| predicate | Func[MetadataProperty, bool] |
Callable[[MetadataProperty], bool] – A function to test each metadata property for a condition. |
| value | PropertyValue |
PropertyValue – A value for the picked properties. |
Returns: int – The number of affected properties.
from datetime import datetime
from groupdocs.metadata import Metadata
from groupdocs.metadata.common import PropertyValue
from groupdocs.metadata.tagging import Tags
def adding_metadata():
with Metadata("input.docx") as metadata:
# Add the "last printed" date wherever it is a known but missing property
property_value = PropertyValue(datetime.now())
affected = metadata.add_properties(
lambda p: Tags.time.printed in list(p.tags), property_value
)
print(f"Affected properties: {affected}")
metadata.save("output.docx")
- class
MetadataPackage
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