We are currently solving the following issue within our repository. Here is the issue text:
--- BEGIN ISSUE ---
[CI] `mypy` fails for optuna sweeper on main
Turns out it was caused by a newly released version of `alembic` and it has been fixed in optuna https://github.com/optuna/optuna/pull/2887


--- END ISSUE ---

Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
--- BEGIN FILES ---
Path: `plugins/hydra_optuna_sweeper/setup.py`
Content:
```
1 # Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved
2 # type: ignore
3 from pathlib import Path
4 
5 from read_version import read_version
6 from setuptools import find_namespace_packages, setup
7 
8 setup(
9     name="hydra-optuna-sweeper",
10     version=read_version("hydra_plugins/hydra_optuna_sweeper", "__init__.py"),
11     author="Toshihiko Yanase, Hiroyuki Vincent Yamazaki",
12     author_email="toshihiko.yanase@gmail.com, hiroyuki.vincent.yamazaki@gmail.com",
13     description="Hydra Optuna Sweeper plugin",
14     long_description=(Path(__file__).parent / "README.md").read_text(),
15     long_description_content_type="text/markdown",
16     url="https://github.com/facebookresearch/hydra/",
17     packages=find_namespace_packages(include=["hydra_plugins.*"]),
18     classifiers=[
19         "License :: OSI Approved :: MIT License",
20         "Programming Language :: Python :: 3.6",
21         "Programming Language :: Python :: 3.7",
22         "Programming Language :: Python :: 3.8",
23         "Programming Language :: Python :: 3.9",
24         "Operating System :: POSIX :: Linux",
25         "Operating System :: MacOS",
26         "Development Status :: 4 - Beta",
27     ],
28     install_requires=[
29         "hydra-core>=1.1.0.dev7",
30         "optuna>=2.5.0",
31         "alembic<1.7.0",  # https://github.com/facebookresearch/hydra/issues/1806
32     ],
33     include_package_data=True,
34 )
35
```
--- END FILES ---

Please first localize the bug based on the issue statement, and then generate a patch according to the `git diff` format fenced by three backticks.

Here is an example:

```diff
diff --git a/examples/server_async.py b/examples/server_async.py
--- a/examples/server_async.py
+++ b/examples/server_async.py
@@ -313,4 +313,4 @@
 
 
 if __name__ == "__main__":
-    asyncio.run(run_async_server("."), debug=True)
+    asyncio.run(run_async_server(), debug=True)
diff --git a/examples/server_sync.py b/examples/server_sync.py
--- a/examples/server_sync.py
+++ b/examples/server_sync.py
@@ -313,5 +313,5 @@
 
 
 if __name__ == "__main__":
-    server = run_sync_server(".")
+    server = run_sync_server()
     server.shutdown()

```

diff --git a/plugins/hydra_optuna_sweeper/setup.py b/plugins/hydra_optuna_sweeper/setup.py
--- a/plugins/hydra_optuna_sweeper/setup.py
+++ b/plugins/hydra_optuna_sweeper/setup.py
@@ -27,8 +27,7 @@
     ],
     install_requires=[
         "hydra-core>=1.1.0.dev7",
-        "optuna>=2.5.0",
-        "alembic<1.7.0",  # https://github.com/facebookresearch/hydra/issues/1806
+        "optuna>=2.10.0",
     ],
     include_package_data=True,
 )

{"golden_diff": "diff --git a/plugins/hydra_optuna_sweeper/setup.py b/plugins/hydra_optuna_sweeper/setup.py\n--- a/plugins/hydra_optuna_sweeper/setup.py\n+++ b/plugins/hydra_optuna_sweeper/setup.py\n@@ -27,8 +27,7 @@\n     ],\n     install_requires=[\n         \"hydra-core>=1.1.0.dev7\",\n-        \"optuna>=2.5.0\",\n-        \"alembic<1.7.0\",  # https://github.com/facebookresearch/hydra/issues/1806\n+        \"optuna>=2.10.0\",\n     ],\n     include_package_data=True,\n )\n", "issue": "[CI] `mypy` fails for optuna sweeper on main\nTurns out it was caused by a newly released version of `alembic` and it has been fixed in optuna https://github.com/optuna/optuna/pull/2887\r\n\n", "before_files": [{"content": "# Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved\n# type: ignore\nfrom pathlib import Path\n\nfrom read_version import read_version\nfrom setuptools import find_namespace_packages, setup\n\nsetup(\n    name=\"hydra-optuna-sweeper\",\n    version=read_version(\"hydra_plugins/hydra_optuna_sweeper\", \"__init__.py\"),\n    author=\"Toshihiko Yanase, Hiroyuki Vincent Yamazaki\",\n    author_email=\"toshihiko.yanase@gmail.com, hiroyuki.vincent.yamazaki@gmail.com\",\n    description=\"Hydra Optuna Sweeper plugin\",\n    long_description=(Path(__file__).parent / \"README.md\").read_text(),\n    long_description_content_type=\"text/markdown\",\n    url=\"https://github.com/facebookresearch/hydra/\",\n    packages=find_namespace_packages(include=[\"hydra_plugins.*\"]),\n    classifiers=[\n        \"License :: OSI Approved :: MIT License\",\n        \"Programming Language :: Python :: 3.6\",\n        \"Programming Language :: Python :: 3.7\",\n        \"Programming Language :: Python :: 3.8\",\n        \"Programming Language :: Python :: 3.9\",\n        \"Operating System :: POSIX :: Linux\",\n        \"Operating System :: MacOS\",\n        \"Development Status :: 4 - Beta\",\n    ],\n    install_requires=[\n        \"hydra-core>=1.1.0.dev7\",\n        \"optuna>=2.5.0\",\n        \"alembic<1.7.0\",  # https://github.com/facebookresearch/hydra/issues/1806\n    ],\n    include_package_data=True,\n)\n", "path": "plugins/hydra_optuna_sweeper/setup.py"}], "after_files": [{"content": "# Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved\n# type: ignore\nfrom pathlib import Path\n\nfrom read_version import read_version\nfrom setuptools import find_namespace_packages, setup\n\nsetup(\n    name=\"hydra-optuna-sweeper\",\n    version=read_version(\"hydra_plugins/hydra_optuna_sweeper\", \"__init__.py\"),\n    author=\"Toshihiko Yanase, Hiroyuki Vincent Yamazaki\",\n    author_email=\"toshihiko.yanase@gmail.com, hiroyuki.vincent.yamazaki@gmail.com\",\n    description=\"Hydra Optuna Sweeper plugin\",\n    long_description=(Path(__file__).parent / \"README.md\").read_text(),\n    long_description_content_type=\"text/markdown\",\n    url=\"https://github.com/facebookresearch/hydra/\",\n    packages=find_namespace_packages(include=[\"hydra_plugins.*\"]),\n    classifiers=[\n        \"License :: OSI Approved :: MIT License\",\n        \"Programming Language :: Python :: 3.6\",\n        \"Programming Language :: Python :: 3.7\",\n        \"Programming Language :: Python :: 3.8\",\n        \"Programming Language :: Python :: 3.9\",\n        \"Operating System :: POSIX :: Linux\",\n        \"Operating System :: MacOS\",\n        \"Development Status :: 4 - Beta\",\n    ],\n    install_requires=[\n        \"hydra-core>=1.1.0.dev7\",\n        \"optuna>=2.10.0\",\n    ],\n    include_package_data=True,\n)\n", "path": "plugins/hydra_optuna_sweeper/setup.py"}]}