code: def removeIndexOnAttribute(self, attributeName):
          '''
              removeIndexOnAttribute - Remove an attribute from indexing (for getElementsByAttr function) and remove indexed data.
  
          @param attributeName <lowercase str> - An attribute name. Will be lowercased. "name" and "id" will have no effect.
          '''
          attributeName = attributeName.lower()
          if attributeName in self.otherAttributeIndexFunctions:
                  del self.otherAttributeIndexFunctions[attributeName]
          if attributeName in self._otherAttributeIndexes:
                  del self._otherAttributeIndexes[attributeNamef removeIndexOnAttribute(self, attributeName):
          '''
              removeIndexOnAttribute - Remove an attribute from indexing (for getElementsByAttr function) and remove indexed data.
  
          @param attributeName <lowercase str> - An attribute name. Will be lowercased. "name" and "id" will have no effect.
          '''
          attributeName = attributeName.lower()
          if attributeName in self.otherAttributeIndexFunctions:
                  del self.otherAttributeIndexFunctions[attributeName]
          if attributeName in self._otherAttributeIndexes:
                  del self._otherAttributeIndexes[attributeName]
docs: removeIndexOnAttribute - Remove an attribute from indexing (for getElementsByAttr function) and remove indexed data.
  
          @param attributeName <lowercase str> - An attribute name. Will be lowercased. "name" and "id" will have no effect.