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✨ New features and improvements

• NEW: spancat_singlelabel pipeline component for multi-class and non-overlapping span classification. The spancat_singlelabel component predicts at most one label for each suggested span and adds a new setting allow_overlap to restrict the output to non-overlapping spans (#11365).
• Extend to mypy v1.0 (#12245).
• Use transformer + CNN for efficient GPU textcat with spacy init config (#11900).
• Support trainable lemmatizer in spacy debug data (#11419).
• Add new operators to dependency matcher for left/right immediate child/parent nodes (>+, >-, <+, <-) (#12334).
• Add spacy.PlainTextCorpusReader.v1 for plain text input (#12122).
• Add alignment_mode and span_id to Span.char_span() (#12145, #12196).
• Use string formatting types in logging calls (#12215).

🔴 Bug fixes

• 12017: Improve speed for top_k>1 in trainable lemmatizer.

• 12048: Make test_cli_find_threshold() test more robust.

• 12227: Fix return type of registry.find().

• 12272: Fix speed regression for Matcher patterns with extension attributes.

• 12287: Add grc to languages with lexeme norms in spacy-lookups-data.

• 12320: Make generation of empty KnowledgeBase instances configurable.

• 12343: Fix error message for displacy auto_select_port.

• 12347: Fix length check for knowledge base in entity linker, add InMemoryLookupKB.is_empty.

• 12365: Fix types for Lexeme.orth and Lexeme.lower.

• 12366: Raise error for non-default vectors with PretrainVectors.

• 12368: Partially address pending deprecation of pkg_resources.

• Various improvements and fixes for the test suite (#12148, #12157, #12210, #12303, #12372).

📖 Documentation and examples

• Many website updates to improve accessibility.
• Various documentation corrections and updates.
• New projects:
  • Span labeling datasets
  • Comparing embedding layers in spaCy from the technical report Multi hash embeddings in spaCy

👥 Contributors

@adrianeboyd, @andyjessen, @danieldk, @essenmitsosse, @honnibal, @ines, @itssimon, @kadarakos, @kwhumphreys, @ljvmiranda921, @pmbaumgartner, @polm, @richardpaulhudson, @rmitsch, @shadeMe, @svlandeg, @tanloong, @thomashacker, @victorialslocum