Message: invalid selector: An invalid or illegal selector was specified error using Selenium Python

I’m trying to click on this element: <td role="gridcell" class="mat-calendar-body-cell mat-calendar-body-active ng-star-inserted" tabindex="0" data-mat-row="0" data-mat-col="1" aria-label="May 2, 2022" aria-selected="true" style="width: 14.2857%; padding-top: 7.14286%; padding-bottom: 7.14286%;"><div class="mat-calendar-body-cell-content mat-focus-indicator mat-calendar-body-selected mat-calendar-body-today"> 2 </div><div class="mat-calendar-body-cell-preview"></div></td> To do so, I’d like to select it via the element’s aria-label (May 2, 2022). So I have a variable that contains the… Read More Message: invalid selector: An invalid or illegal selector was specified error using Selenium Python