              "issue tracker: http://github.com/explosion/spaCy/issues")
  
      # TODO: fix numbering after merging develop into master
      E892 = ("Unknown function registry: '{name}'.\n\nAvailable names: {available}")
      E893 = ("Could not find function '{name}' in function registry '{reg_name}'. "
              "If you're using a custom function, make sure the code is available. "
              "If the function is provided by a third-party package, e.g. "
              "spacy-transformers, make sure the package is installed in your "
 
</s>
    E890 = ("Can not add the alias '{alias}' to the Knowledge base. "
            "Each alias should be a meaningful string.")
    E891 = ("Alias '{alias}' could not be added to the Knowledge base. "
            "This is likely a bug in spaCy.")
              "issue tracker: http://github.com/explosion/spaCy/issues")
  
      # TODO: fix numbering after merging develop into master
    E890 = ("Can not add the alias '{alias}' to the Knowledge base. "
            "Each alias should be a meaningful string.")
    E891 = ("Alias '{alias}' could not be added to the Knowledge base. "
            "This is likely a bug in spaCy.")
      E892 = ("Unknown function registry: '{name}'.\n\nAvailable names: {available}")
      E893 = ("Could not find function '{name}' in function registry '{reg_name}'. "
              "If you're using a custom function, make sure the code is available. "
              "If the function is provided by a third-party package, e.g. "
              "spacy-transformers, make sure the package is installed in your "
keep keep add keep keep keep keep keep
 avoid empty aliases and improve UX and docs (#6840)
spacy/errors.py