[DBOARD3-676]: Adding changes to add third party id support on inventory provider side

inventory_provider/db/ims_data.py

@@ -123,6 +123,14 @@ def get_ids_and_sids(ds: IMS):
     ):
         yield sid_circuit['objectid'], sid_circuit['value']
 
+@log_entry_and_exit
+def get_ids_and_third_party_ids(ds: IMS):
+    for circuit in ds.get_filtered_entities(
+            'ExtraFieldValue',
+            'extrafieldid == 2640 | value <> ""',
+            step_count=10000
+    ):
+        yield circuit['objectid'], circuit['value']
 
 @log_entry_and_exit
 def get_service_types(ds: IMS):