Fix links in the transactions dos (#766)

docs/low_level.rst

@@ -1,3 +1,5 @@
+.. _low-level:
+
 Low Level API
 =============
 

docs/transaction.rst

@@ -31,9 +31,9 @@ Transact Writes
 A :py:class:`TransactWrite <pynamodb.transactions.TransactWrite>` can be initialized with the following parameters:
 
 * ``connection`` (required) - the :py:class:`Connection <pynamodb.connection.base.Connection>` used to make the request (see :ref:`low_level`)
-* ``client_request_token`` - an idempotency key for the request (:ref:`client-request-token`)
-* ``return_consumed_capacity`` - determines the level of detail about provisioned throughput consumption that is returned in the response (:ref:`return_consumed_write_capacity`)
-* ``return_item_collection_metrics`` - determines whether item collection metrics are returned (:ref:`return_item_collection_metrics`)
+* ``client_request_token`` - an idempotency key for the request (see `ClientRequestToken <https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_TransactWriteItems.html#DDB-TransactWriteItems-request-ClientRequestToken>`_ in the DynamoDB API reference)
+* ``return_consumed_capacity`` - determines the level of detail about provisioned throughput consumption that is returned in the response (see `ReturnConsumedCapacity <https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_TransactWriteItems.html#DDB-TransactWriteItems-request-ReturnConsumedCapacity>`_ in the DynamoDB API reference)
+* ``return_item_collection_metrics`` - determines whether item collection metrics are returned (see `ReturnItemCollectionMetrics <https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_TransactWriteItems.html#DDB-TransactWriteItems-request-ReturnItemCollectionMetrics>`_ in the DynamoDB API reference)
 
 Here's an example of using a context manager for a :py:class:`TransactWrite <pynamodb.transactions.TransactWrite>` operation:
 
@@ -155,7 +155,7 @@ The ``Put`` operation functions similarly to ``Model.save``.
 
 * ``model`` (required)
 * ``condition`` (optional) - of type :py:class:`Condition <pynamodb.expressions.condition.Condition>` (see :ref:`conditional`)
-* ``return_values`` (optional) - the values that should be returned if the condition fails (:ref:`return_values_on_check_failure_update`)
+* ``return_values`` (optional) - the values that should be returned if the condition fails ((see `ReturnValuesOnConditionCheckFailure <https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_Put.html#DDB-Type-Put-ReturnValuesOnConditionCheckFailure>`_ in the DynamoDB API reference)
 
 .. code-block:: python
 
@@ -173,7 +173,7 @@ The ``Update`` operation functions similarly to ``Model.update``.
 * ``model`` (required)
 * ``actions`` (required) - a list of type :py:class:`Action <pynamodb.expressions.update.Action>` (see :ref:`updates`)
 * ``condition`` (optional) - of type :py:class:`Condition <pynamodb.expressions.condition.Condition>` (see :ref:`conditional`)
-* ``return_values`` (optional) - the values that should be returned if the condition fails (:ref:`return_values_on_check_failure_save`)
+* ``return_values`` (optional) - the values that should be returned if the condition fails (see `ReturnValuesOnConditionCheckFailure <https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_Update.html#DDB-Type-Update-ReturnValuesOnConditionCheckFailure>`_ in the DynamoDB API reference)
 
 
 .. code-block:: python
@@ -215,15 +215,6 @@ Error Types
 
 You can expect some new error types with transactions, such as:
 
-* :py:exc:`TransactWriteError <pynamodb.exceptions.TransactWriteError>` - thrown when a :py:class:`TransactWrite <pynamodb.transactions.TransactWrite>` request returns a bad response.
-* :py:exc:`TransactGetError <pynamodb.exceptions.TransactGetError>` - thrown when a :py:class:`TransactGet <pynamodb.transactions.TransactGet>` request returns a bad response.
+* :py:exc:`TransactWriteError <pynamodb.exceptions.TransactWriteError>` - thrown when a :py:class:`TransactWrite <pynamodb.transactions.TransactWrite>` request returns a bad response (see the `Errors <https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_TransactWriteItems.html#API_TransactWriteItems_Errors>`_ section in the DynamoDB API reference).
+* :py:exc:`TransactGetError <pynamodb.exceptions.TransactGetError>` - thrown when a :py:class:`TransactGet <pynamodb.transactions.TransactGet>` request returns a bad response (see the `Errors <https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_TransactGetItems.html#API_TransactGetItems_Errors>`_ section in the DynamoDB API reference).
 * :py:exc:`InvalidStateError <pynamodb.exceptions.InvalidStateError>` - thrown when an attempt is made to access data on a :py:class:`_ModelFuture <pynamodb.models._ModelFuture>` before the `TransactGet` request is completed.
-
-You can learn more about the new error messages :ref:`transaction_errors`
-
-.. _client-request-token: https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_TransactWriteItems.html#DDB-TransactWriteItems-request-ClientRequestToken
-.. _return_consumed_write_capacity: https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_TransactWriteItems.html#DDB-TransactWriteItems-request-ReturnConsumedCapacity
-.. _return_item_collection_metrics: https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_TransactWriteItems.html#DDB-TransactWriteItems-request-ReturnItemCollectionMetrics
-.. _return_values_on_check_failure_update: https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_Put.html#DDB-Type-Put-ReturnValuesOnConditionCheckFailure
-.. _return_values_on_check_failure_save: https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_Update.html#DDB-Type-Update-ReturnValuesOnConditionCheckFailure
-.. _transaction_errors: https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_TransactWriteItems.html#DDB-TransactWriteItems-response-ItemCollectionMetrics