Merge branch 'lazebnyi/add-state-delegating-retriever' of github.com:…

…airbytehq/airbyte-python-cdk into lazebnyi/add-state-delegating-retriever

.github/workflows/pypi_publish.yml

@@ -146,7 +146,7 @@ jobs:
           (github.event_name == 'push' &&
            startsWith(github.ref, 'refs/tags/v')
           ) || github.event.inputs.publish_to_pypi == 'true'
-        uses: pypa/[email protected].3
+        uses: pypa/[email protected].4
 
   publish_sdm:
     name: Publish SDM to DockerHub

airbyte_cdk/sources/declarative/auth/oauth.py

@@ -3,7 +3,7 @@
 #
 
 from dataclasses import InitVar, dataclass, field
-from datetime import timedelta
+from datetime import datetime, timedelta
 from typing import Any, List, Mapping, MutableMapping, Optional, Union
 
 from airbyte_cdk.sources.declarative.auth.declarative_authenticator import DeclarativeAuthenticator
@@ -232,8 +232,13 @@ def get_refresh_request_headers(self) -> Mapping[str, Any]:
         return self._refresh_request_headers.eval(self.config)
 
     def get_token_expiry_date(self) -> AirbyteDateTime:
+        if not self._has_access_token_been_initialized():
+            return AirbyteDateTime.from_datetime(datetime.min)
         return self._token_expiry_date  # type: ignore # _token_expiry_date is an AirbyteDateTime. It is never None despite what mypy thinks
 
+    def _has_access_token_been_initialized(self) -> bool:
+        return self._access_token is not None
+
     def set_token_expiry_date(self, value: Union[str, int]) -> None:
         self._token_expiry_date = self._parse_token_expiration_date(value)
 

airbyte_cdk/sources/declarative/concurrent_declarative_source.py

@@ -3,7 +3,7 @@
 #
 
 import logging
-from typing import Any, Generic, Iterator, List, Mapping, Optional, Tuple
+from typing import Any, Generic, Iterator, List, Mapping, MutableMapping, Optional, Tuple
 
 from airbyte_cdk.models import (
     AirbyteCatalog,
@@ -224,6 +224,7 @@ def _group_streams(
                     stream_state = self._connector_state_manager.get_stream_state(
                         stream_name=declarative_stream.name, namespace=declarative_stream.namespace
                     )
+                    stream_state = self._migrate_state(declarative_stream, stream_state)
 
                     retriever = self._get_retriever(declarative_stream, stream_state)
 
@@ -331,6 +332,8 @@ def _group_streams(
                     stream_state = self._connector_state_manager.get_stream_state(
                         stream_name=declarative_stream.name, namespace=declarative_stream.namespace
                     )
+                    stream_state = self._migrate_state(declarative_stream, stream_state)
+
                     partition_router = declarative_stream.retriever.stream_slicer._partition_router
 
                     perpartition_cursor = (
@@ -521,3 +524,14 @@ def _remove_concurrent_streams_from_catalog(
                 if stream.stream.name not in concurrent_stream_names
             ]
         )
+
+    @staticmethod
+    def _migrate_state(
+        declarative_stream: DeclarativeStream, stream_state: MutableMapping[str, Any]
+    ) -> MutableMapping[str, Any]:
+        for state_migration in declarative_stream.state_migrations:
+            if state_migration.should_migrate(stream_state):
+                # The state variable is expected to be mutable but the migrate method returns an immutable mapping.
+                stream_state = dict(state_migration.migrate(stream_state))
+
+        return stream_state