create_attribute method Leave feedback
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Creates a filter that excludes documents lacking any of the specified attributes.
def create_attribute(cls, attributes):
...
| Parameter | Type | Description |
|---|---|---|
| attributes | list[str] |
The list of allowable attributes. |
Returns: SearchDocumentFilter: A filter that matches documents containing at least one of the given attributes.
import os
from groupdocs.search import Index
from groupdocs.search.options import SearchDocumentFilter, SearchOptions
index = Index("./index")
index.add("./documents")
# Create a filter that matches documents with the "main" attribute
document_filter = SearchDocumentFilter.create_attribute(["main"])
# Apply the filter to a search operation
options = SearchOptions()
options.search_document_filter = document_filter
result = index.search("Einstein", options)
for found in result:
print("Found:", os.path.basename(found.document_info.file_path))
```
### See Also
* class [`SearchDocumentFilter`](/search/python-net/groupdocs.search.options/searchdocumentfilter/)
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