pydicom.datadict.dictionary_has_tag# pydicom.datadict.dictionary_has_tag(tag: int | str | tuple[int, int] | BaseTag) → bool[source]# Return True if tag is in the official DICOM data dictionary. Parameters: tag (int or str or Tuple[int, int]) – The tag to check, in any of the forms accepted by Tag(). Returns: True if the tag corresponds to an element present in the official DICOM data dictionary, False otherwise. Return type: bool