Checking if attribute table is showed on the screen with PyQGIS

How to see attribute table in qgis?

Open Attribute Table button in the Attributes toolbar. This will open a new window that displays the feature attributes for the layer (figure_attributes_table). According to the setting in Settings ‣ Options ‣ Data sources menu, the attribute table will open in a docked window or a regular window.

How to sort attribute table in qgis?

Add an attribute to sort the table with. Select an attribute and set the sorting order to ‘Ascending’ or ‘Descending’ and press the plus button. A new line is added to the sort order list. select a row in the list and use the up and down button to change the sort priority on attribute level.

How to select features in attribute table qgis?

You can obtain the options for selecting by going to “View” in the menu, and then choosing the “Select” option from the drop-down menu. You can also obtain the options by selecting the “Select Features” icon on your menu.