+%ignore gdcm::VRKey::operator=(const VRKey &_val);
+%ignore gdcm::VRKey::operator=(const std::string &_val);
+%ignore gdcm::VRKey::operator=(const char *_val);
+%ignore gdcm::VRKey::operator[](const unsigned int &_id) const;
+%ignore gdcm::VRKey::operator[](const unsigned int &_id);
+
+%ignore gdcm::TagKey::operator=(const TagKey &_val);
+%ignore gdcm::TagKey::operator[](const unsigned int &_id) const;
+%ignore gdcm::TagKey::operator[](const unsigned int &_id);
+