ure_item_desc&nbsp;=<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="constructor">Pstr_eval</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Parsetree</span>.expression&nbsp;*&nbsp;<span class="constructor">Parsetree</span>.attributes<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="constructor">Pstr_value</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Asttypes</span>.rec_flag&nbsp;*&nbsp;<span class="constructor">Par