Python: Bump Python version to 1.27.0 for a release. (#11358)

### Motivation and Context

Bump Python version to 1.27.0 for a release.

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### Description

Bump Python version to 1.27.0 for a release.

<!-- Describe your changes, the overall approach, the underlying design.
These notes will help understanding how your code works. Thanks! -->

### Contribution Checklist

<!-- Before submitting this PR, please make sure: -->

- [X] The code builds clean without any errors or warnings
- [X] The PR follows the [SK Contribution
Guidelines](https://github.com/microsoft/semantic-kernel/blob/main/CONTRIBUTING.md)
and the [pre-submission formatting
script](https://github.com/microsoft/semantic-kernel/blob/main/CONTRIBUTING.md#development-scripts)
raises no violations
- [X] All unit tests pass, and I have added new tests where possible
- [X] I didn't break anyone 😄

Author: moonbox3

python/semantic_kernel/__init__.py

@@ -2,8 +2,8 @@
 
 from semantic_kernel.kernel import Kernel
 
-__version__ = "1.26.1"
+__version__ = "1.27.0"
 
-DEFAULT_RC_VERSION = f"{__version__}-rc5"
+DEFAULT_RC_VERSION = f"{__version__}-rc6"
 
 __all__ = ["DEFAULT_RC_VERSION", "Kernel", "__version__"]

python/semantic_kernel/agents/agent.py

@@ -21,7 +21,6 @@
 from semantic_kernel.prompt_template.kernel_prompt_template import KernelPromptTemplate
 from semantic_kernel.prompt_template.prompt_template_base import PromptTemplateBase
 from semantic_kernel.prompt_template.prompt_template_config import PromptTemplateConfig
-from semantic_kernel.utils.feature_stage_decorator import release_candidate
 from semantic_kernel.utils.naming import generate_random_ascii_name
 from semantic_kernel.utils.validation import AGENT_NAME_REGEX
 
@@ -31,7 +30,6 @@
 TThreadType = TypeVar("TThreadType", bound="AgentThread")
 
 
-@release_candidate
 class AgentThread(ABC):
     """Base class for agent threads."""
 
@@ -107,7 +105,6 @@ async def _on_new_message(
         raise NotImplementedError
 
 
-@release_candidate
 class AgentResponseItem(KernelBaseModel, Generic[TMessage]):
     """Class representing a response item from an agent.
 

python/semantic_kernel/agents/chat_completion/chat_completion_agent.py

@@ -35,7 +35,6 @@
 from semantic_kernel.functions.kernel_function import TEMPLATE_FORMAT_MAP
 from semantic_kernel.functions.kernel_plugin import KernelPlugin
 from semantic_kernel.prompt_template.prompt_template_config import PromptTemplateConfig
-from semantic_kernel.utils.feature_stage_decorator import release_candidate
 from semantic_kernel.utils.telemetry.agent_diagnostics.decorators import (
     trace_agent_get_response,
     trace_agent_invocation,
@@ -47,7 +46,6 @@
 logger: logging.Logger = logging.getLogger(__name__)
 
 
-@release_candidate
 class ChatHistoryAgentThread(AgentThread):
     """Chat History Agent Thread class."""
 
@@ -113,7 +111,6 @@ async def reduce(self) -> ChatHistory | None:
         return await self._chat_history.reduce()
 
 
-@release_candidate
 class ChatCompletionAgent(Agent):
     """A Chat Completion Agent based on ChatCompletionClientBase."""
 

python/semantic_kernel/agents/open_ai/assistant_thread_actions.py

@@ -41,7 +41,7 @@
 from semantic_kernel.contents.utils.author_role import AuthorRole
 from semantic_kernel.exceptions.agent_exceptions import AgentExecutionException, AgentInvokeException
 from semantic_kernel.functions.kernel_arguments import KernelArguments
-from semantic_kernel.utils.feature_stage_decorator import experimental
+from semantic_kernel.utils.feature_stage_decorator import release_candidate
 
 if TYPE_CHECKING:
     from openai import AsyncOpenAI
@@ -63,7 +63,7 @@
 logger: logging.Logger = logging.getLogger(__name__)
 
 
-@experimental
+@release_candidate
 class AssistantThreadActions:
     """Assistant Thread Actions class."""
 

python/semantic_kernel/agents/open_ai/azure_assistant_agent.py

@@ -11,11 +11,9 @@
 from semantic_kernel.connectors.ai.open_ai.settings.azure_open_ai_settings import AzureOpenAISettings
 from semantic_kernel.exceptions.agent_exceptions import AgentInitializationException
 from semantic_kernel.utils.authentication.entra_id_authentication import get_entra_auth_token
-from semantic_kernel.utils.feature_stage_decorator import release_candidate
 from semantic_kernel.utils.telemetry.user_agent import APP_INFO, prepend_semantic_kernel_to_user_agent
 
 
-@release_candidate
 class AzureAssistantAgent(OpenAIAssistantAgent):
     """An Azure Assistant Agent class that extends the OpenAI Assistant Agent class."""
 

python/semantic_kernel/agents/open_ai/open_ai_assistant_agent.py

@@ -8,6 +8,8 @@
 
 from typing_extensions import deprecated
 
+from semantic_kernel.utils.feature_stage_decorator import release_candidate
+
 if sys.version_info >= (3, 12):
     from typing import override  # pragma: no cover
 else:
@@ -45,7 +47,6 @@
 from semantic_kernel.functions.kernel_function import TEMPLATE_FORMAT_MAP
 from semantic_kernel.functions.kernel_plugin import KernelPlugin
 from semantic_kernel.schema.kernel_json_schema_builder import KernelJsonSchemaBuilder
-from semantic_kernel.utils.feature_stage_decorator import release_candidate
 from semantic_kernel.utils.naming import generate_random_ascii_name
 from semantic_kernel.utils.telemetry.agent_diagnostics.decorators import (
     trace_agent_get_response,