PYTHON-2054 Remove unused example TestTransactionExamples.test_transactions_beta

Author: prashantmital

test/test_examples.py

@@ -1074,83 +1074,6 @@ def callback(session):
 
         # End Transactions withTxn API Example 1
 
-    @client_context.require_transactions
-    def test_transactions_beta(self):
-        # Transaction beta examples
-        client = self.client
-        self.addCleanup(client.drop_database, "test")
-
-        db = client.test
-        shipment = db.create_collection("shipment")
-        inventory = db.create_collection("inventory")
-        inventory.insert_one({"sku": "abc123", "qty": 500})
-
-        # Start Beta Transaction Example 1
-        db = client.test
-        with client.start_session() as s:
-            with s.start_transaction():
-                db.inventory.update_one({'sku': 'abc123'},
-                                        {'$inc': {'qty': -100}},
-                                        session=s)
-                db.shipment.insert_one({'sku': 'abc123', 'qty': 100},
-                                       session=s)
-        # End Beta Transaction Example 1
-
-        # Beta Transaction Example 1 with explicit start, commit, and abort.
-        with client.start_session() as s:
-            s.start_transaction()
-            try:
-                db.inventory.update_one({'sku': 'abc123'},
-                                        {'$inc': {'qty': -100}},
-                                        session=s)
-                db.shipment.insert_one({'sku': 'abc123', 'qty': 100},
-                                       session=s)
-            except Exception:
-                s.abort_transaction()
-                raise
-            s.commit_transaction()
-
-        # Start Beta Transaction Example 2
-        db = client.test
-        shipment = db.get_collection('shipment',
-                                     write_concern=WriteConcern(w='majority'))
-
-        # In the following block, the following write concerns are used:
-        # the update_one and insert_one operations uses w = 1,
-        # the transaction commit/abort uses w = 'majority'.
-        with client.start_session() as s:
-            with s.start_transaction(write_concern=WriteConcern(w='majority')):
-                inventory.update_one({'sku': 'abc123'},
-                                     {'$inc': {'qty': -100}},
-                                     session=s)
-                shipment.insert_one({'sku': 'abc123', 'qty': 100}, session=s)
-        # End Beta Transaction Example 2
-
-        # Start Beta Transaction Example 3
-        def run_transaction(session, txn_callback):
-            with session.start_transaction():
-                txn_callback(session)
-
-        def run_transaction_with_retry(session, txn_callback):
-            try:
-                run_transaction(session, txn_callback)
-            except (OperationFailure, ConnectionFailure) as exc:
-                if exc.has_error_label("TransientTransactionError"):
-                    # Retry the entire transaction on temporary transaction
-                    # failures.
-                    run_transaction(session, txn_callback)
-                else:
-                    raise
-
-        def shipment_transaction(session):
-            inventory.update_one({'sku': 'abc123'}, {'$inc': {'qty': -100}},
-                                 session=session)
-            shipment.insert_one({'sku': 'abc123', 'qty': 100}, session=session)
-
-        with client.start_session() as session:
-            run_transaction_with_retry(session, shipment_transaction)
-        # End Beta Transaction Example 3
-
 
 class TestCausalConsistencyExamples(IntegrationTest):
     @client_context.require_version_min(3, 6, 0)