Deprecate V2 SDK

- Add deprecation warning banner to README
- Update pyproject.toml with deprecation notice in description
- Bump version to 2.22.2
- Add "Development Status :: 7 - Inactive" classifier
- Add runtime DeprecationWarning when package is imported

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: jackaldenryan

README.md

@@ -1,3 +1,6 @@
+> **⚠️ DEPRECATED: This version (v2.x) of zep-cloud is deprecated and will be removed on February 1, 2026.**
+>
+> **Please upgrade to v3.** See the [migration guide](https://docs.getzep.com/zep-v2-to-v3-migration) for details.
 
 [![Release to PyPI](https://github.com/getzep/zep-python/actions/workflows/release.yml/badge.svg)](https://github.com/getzep/zep-python/actions/workflows/release.yml) ![GitHub](https://img.shields.io/github/license/getzep/zep-python?color=blue) [![fern shield](https://img.shields.io/badge/%F0%9F%8C%BF-SDK%20generated%20by%20Fern-brightgreen)](https://github.com/fern-api/fern)
 

pyproject.toml

@@ -1,12 +1,13 @@
 [tool.poetry]
 name = "zep-cloud"
-version = "2.22.1"
-description = ""
+version = "2.22.2"
+description = "[DEPRECATED] Please upgrade to v3. See migration guide: https://docs.getzep.com/zep-v2-to-v3-migration"
 readme = "README.md"
 authors = []
 packages = [{ include = "zep_cloud", from = "src" }]
 
 classifiers = [
+    "Development Status :: 7 - Inactive",
     "Intended Audience :: Developers",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",

src/zep_cloud/__init__.py

@@ -1,5 +1,13 @@
 # This file was auto-generated by Fern from our API Definition.
 
+import warnings
+warnings.warn(
+    "DEPRECATED: zep-cloud v2.x is deprecated and will be removed on February 1, 2026. "
+    "Please upgrade to v3. See migration guide: https://docs.getzep.com/zep-v2-to-v3-migration",
+    DeprecationWarning,
+    stacklevel=2
+)
+
 from .types import (
     AddMemoryResponse,
     AddTripleResponse,