public function deleteOption($attrCode, $label)
 {
     $attributeOptionList = $this->attributeOptionManagementInterface->getItems($attrCode);
     foreach ($attributeOptionList as $attributeOptionInterface) {
         if ($attributeOptionInterface->getLabel() == $label) {
             $this->attributeOptionManagementInterface->delete($attrCode, $attributeOptionInterface->getValue());
         }
     }
 }
 /**
  * @param $attributeCode
  * @param $label
  * @return \Magento\Eav\Api\Data\AttributeOptionInterface|null
  */
 public function findAttributeOptionByLabel($attributeCode, $label)
 {
     $attributeOptionList = $this->attributeOptionManagementInterface->getItems($attributeCode);
     foreach ($attributeOptionList as $attributeOptionInterface) {
         if (strcmp($attributeOptionInterface->getLabel(), $label) === 0) {
             return $attributeOptionInterface;
         }
     }
     return null;
 }