prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  Upgrade `release/1.4` to Torch 2.0.1 + TensorRT 8.6.1
  - Also upgrade `main` to TensorRT 8.6.1 (as a commit to #1852)
  
  --- END ISSUE ---
  
  Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
  --- BEGIN FILES ---
  Path: `py/versions.py`
  Content:
  ```
  1 __version__ = "1.4.0.rc0"
  2 __cuda_version__ = "11.8"
  3 __cudnn_version__ = "8.8"
  4 __tensorrt_version__ = "8.6"
  5
  ```
  --- 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()
  
  ```
  
golden_diff: diff --git a/py/versions.py b/py/versions.py
  --- a/py/versions.py
  +++ b/py/versions.py
  @@ -1,4 +1,4 @@
  -__version__ = "1.4.0.rc0"
  +__version__ = "1.4.0"
   __cuda_version__ = "11.8"
   __cudnn_version__ = "8.8"
   __tensorrt_version__ = "8.6"
  
verification_info: {"golden_diff": "diff --git a/py/versions.py b/py/versions.py\n--- a/py/versions.py\n+++ b/py/versions.py\n@@ -1,4 +1,4 @@\n-__version__ = \"1.4.0.rc0\"\n+__version__ = \"1.4.0\"\n __cuda_version__ = \"11.8\"\n __cudnn_version__ = \"8.8\"\n __tensorrt_version__ = \"8.6\"\n", "issue": "Upgrade `release/1.4` to Torch 2.0.1 + TensorRT 8.6.1\n- Also upgrade `main` to TensorRT 8.6.1 (as a commit to #1852)\n", "before_files": [{"content": "__version__ = \"1.4.0.rc0\"\n__cuda_version__ = \"11.8\"\n__cudnn_version__ = \"8.8\"\n__tensorrt_version__ = \"8.6\"\n", "path": "py/versions.py"}], "after_files": [{"content": "__version__ = \"1.4.0\"\n__cuda_version__ = \"11.8\"\n__cudnn_version__ = \"8.8\"\n__tensorrt_version__ = \"8.6\"\n", "path": "py/versions.py"}]}