prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  deprecate IPython.utils.tz
  It is not used in IPython itself, and uses functions that are marked for removal in Python
  
  --- END ISSUE ---
  
  Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
  --- BEGIN FILES ---
  Path: `IPython/utils/tz.py`
  Content:
  ```
  1 # encoding: utf-8
  2 """
  3 Timezone utilities
  4 
  5 Just UTC-awareness right now
  6 """
  7 
  8 #-----------------------------------------------------------------------------
  9 #  Copyright (C) 2013 The IPython Development Team
  10 #
  11 #  Distributed under the terms of the BSD License.  The full license is in
  12 #  the file COPYING, distributed as part of this software.
  13 #-----------------------------------------------------------------------------
  14 
  15 #-----------------------------------------------------------------------------
  16 # Imports
  17 #-----------------------------------------------------------------------------
  18 
  19 from datetime import tzinfo, timedelta, datetime
  20 
  21 #-----------------------------------------------------------------------------
  22 # Code
  23 #-----------------------------------------------------------------------------
  24 # constant for zero offset
  25 ZERO = timedelta(0)
  26 
  27 class tzUTC(tzinfo):
  28     """tzinfo object for UTC (zero offset)"""
  29 
  30     def utcoffset(self, d):
  31         return ZERO
  32 
  33     def dst(self, d):
  34         return ZERO
  35 
  36 
  37 UTC = tzUTC()  # type: ignore[abstract]
  38 
  39 
  40 def utc_aware(unaware):
  41     """decorator for adding UTC tzinfo to datetime's utcfoo methods"""
  42     def utc_method(*args, **kwargs):
  43         dt = unaware(*args, **kwargs)
  44         return dt.replace(tzinfo=UTC)
  45     return utc_method
  46 
  47 utcfromtimestamp = utc_aware(datetime.utcfromtimestamp)
  48 utcnow = utc_aware(datetime.utcnow)
  49
  ```
  --- 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/IPython/utils/tz.py b/IPython/utils/tz.py
  --- a/IPython/utils/tz.py
  +++ b/IPython/utils/tz.py
  @@ -3,29 +3,56 @@
   Timezone utilities
   
   Just UTC-awareness right now
  +
  +Deprecated since IPython 8.19.0.
   """
   
  -#-----------------------------------------------------------------------------
  +# -----------------------------------------------------------------------------
   #  Copyright (C) 2013 The IPython Development Team
   #
   #  Distributed under the terms of the BSD License.  The full license is in
   #  the file COPYING, distributed as part of this software.
  -#-----------------------------------------------------------------------------
  +# -----------------------------------------------------------------------------
   
  -#-----------------------------------------------------------------------------
  +# -----------------------------------------------------------------------------
   # Imports
  -#-----------------------------------------------------------------------------
  +# -----------------------------------------------------------------------------
   
  +import warnings
   from datetime import tzinfo, timedelta, datetime
   
  -#-----------------------------------------------------------------------------
  +# -----------------------------------------------------------------------------
   # Code
  -#-----------------------------------------------------------------------------
  +# -----------------------------------------------------------------------------
  +__all__ = ["tzUTC", "utc_aware", "utcfromtimestamp", "utcnow"]
  +
  +
   # constant for zero offset
   ZERO = timedelta(0)
   
  +
  +def __getattr__(name):
  +    if name not in __all__:
  +        err = f"IPython.utils.tz is deprecated and has no attribute {name}"
  +        raise AttributeError(err)
  +
  +    _warn_deprecated()
  +
  +    return getattr(name)
  +
  +
  +def _warn_deprecated():
  +    msg = "The module `IPython.utils.tz` is deprecated and will be completely removed."
  +    warnings.warn(msg, category=DeprecationWarning, stacklevel=2)
  +
  +
   class tzUTC(tzinfo):
  -    """tzinfo object for UTC (zero offset)"""
  +    """tzinfo object for UTC (zero offset)
  +
  +    Deprecated since IPython 8.19.0.
  +    """
  +
  +    _warn_deprecated()
   
       def utcoffset(self, d):
           return ZERO
  @@ -38,11 +65,18 @@
   
   
   def utc_aware(unaware):
  -    """decorator for adding UTC tzinfo to datetime's utcfoo methods"""
  +    """decorator for adding UTC tzinfo to datetime's utcfoo methods
  +
  +    Deprecated since IPython 8.19.0.
  +    """
  +
       def utc_method(*args, **kwargs):
  +        _warn_deprecated()
           dt = unaware(*args, **kwargs)
           return dt.replace(tzinfo=UTC)
  +
       return utc_method
   
  +
   utcfromtimestamp = utc_aware(datetime.utcfromtimestamp)
   utcnow = utc_aware(datetime.utcnow)
  
verification_info: {"golden_diff": "diff --git a/IPython/utils/tz.py b/IPython/utils/tz.py\n--- a/IPython/utils/tz.py\n+++ b/IPython/utils/tz.py\n@@ -3,29 +3,56 @@\n Timezone utilities\n \n Just UTC-awareness right now\n+\n+Deprecated since IPython 8.19.0.\n \"\"\"\n \n-#-----------------------------------------------------------------------------\n+# -----------------------------------------------------------------------------\n #  Copyright (C) 2013 The IPython Development Team\n #\n #  Distributed under the terms of the BSD License.  The full license is in\n #  the file COPYING, distributed as part of this software.\n-#-----------------------------------------------------------------------------\n+# -----------------------------------------------------------------------------\n \n-#-----------------------------------------------------------------------------\n+# -----------------------------------------------------------------------------\n # Imports\n-#-----------------------------------------------------------------------------\n+# -----------------------------------------------------------------------------\n \n+import warnings\n from datetime import tzinfo, timedelta, datetime\n \n-#-----------------------------------------------------------------------------\n+# -----------------------------------------------------------------------------\n # Code\n-#-----------------------------------------------------------------------------\n+# -----------------------------------------------------------------------------\n+__all__ = [\"tzUTC\", \"utc_aware\", \"utcfromtimestamp\", \"utcnow\"]\n+\n+\n # constant for zero offset\n ZERO = timedelta(0)\n \n+\n+def __getattr__(name):\n+    if name not in __all__:\n+        err = f\"IPython.utils.tz is deprecated and has no attribute {name}\"\n+        raise AttributeError(err)\n+\n+    _warn_deprecated()\n+\n+    return getattr(name)\n+\n+\n+def _warn_deprecated():\n+    msg = \"The module `IPython.utils.tz` is deprecated and will be completely removed.\"\n+    warnings.warn(msg, category=DeprecationWarning, stacklevel=2)\n+\n+\n class tzUTC(tzinfo):\n-    \"\"\"tzinfo object for UTC (zero offset)\"\"\"\n+    \"\"\"tzinfo object for UTC (zero offset)\n+\n+    Deprecated since IPython 8.19.0.\n+    \"\"\"\n+\n+    _warn_deprecated()\n \n     def utcoffset(self, d):\n         return ZERO\n@@ -38,11 +65,18 @@\n \n \n def utc_aware(unaware):\n-    \"\"\"decorator for adding UTC tzinfo to datetime's utcfoo methods\"\"\"\n+    \"\"\"decorator for adding UTC tzinfo to datetime's utcfoo methods\n+\n+    Deprecated since IPython 8.19.0.\n+    \"\"\"\n+\n     def utc_method(*args, **kwargs):\n+        _warn_deprecated()\n         dt = unaware(*args, **kwargs)\n         return dt.replace(tzinfo=UTC)\n+\n     return utc_method\n \n+\n utcfromtimestamp = utc_aware(datetime.utcfromtimestamp)\n utcnow = utc_aware(datetime.utcnow)\n", "issue": "deprecate IPython.utils.tz\nIt is not used in IPython itself, and uses functions that are marked for removal in Python\n", "before_files": [{"content": "# encoding: utf-8\n\"\"\"\nTimezone utilities\n\nJust UTC-awareness right now\n\"\"\"\n\n#-----------------------------------------------------------------------------\n#  Copyright (C) 2013 The IPython Development Team\n#\n#  Distributed under the terms of the BSD License.  The full license is in\n#  the file COPYING, distributed as part of this software.\n#-----------------------------------------------------------------------------\n\n#-----------------------------------------------------------------------------\n# Imports\n#-----------------------------------------------------------------------------\n\nfrom datetime import tzinfo, timedelta, datetime\n\n#-----------------------------------------------------------------------------\n# Code\n#-----------------------------------------------------------------------------\n# constant for zero offset\nZERO = timedelta(0)\n\nclass tzUTC(tzinfo):\n    \"\"\"tzinfo object for UTC (zero offset)\"\"\"\n\n    def utcoffset(self, d):\n        return ZERO\n\n    def dst(self, d):\n        return ZERO\n\n\nUTC = tzUTC()  # type: ignore[abstract]\n\n\ndef utc_aware(unaware):\n    \"\"\"decorator for adding UTC tzinfo to datetime's utcfoo methods\"\"\"\n    def utc_method(*args, **kwargs):\n        dt = unaware(*args, **kwargs)\n        return dt.replace(tzinfo=UTC)\n    return utc_method\n\nutcfromtimestamp = utc_aware(datetime.utcfromtimestamp)\nutcnow = utc_aware(datetime.utcnow)\n", "path": "IPython/utils/tz.py"}], "after_files": [{"content": "# encoding: utf-8\n\"\"\"\nTimezone utilities\n\nJust UTC-awareness right now\n\nDeprecated since IPython 8.19.0.\n\"\"\"\n\n# -----------------------------------------------------------------------------\n#  Copyright (C) 2013 The IPython Development Team\n#\n#  Distributed under the terms of the BSD License.  The full license is in\n#  the file COPYING, distributed as part of this software.\n# -----------------------------------------------------------------------------\n\n# -----------------------------------------------------------------------------\n# Imports\n# -----------------------------------------------------------------------------\n\nimport warnings\nfrom datetime import tzinfo, timedelta, datetime\n\n# -----------------------------------------------------------------------------\n# Code\n# -----------------------------------------------------------------------------\n__all__ = [\"tzUTC\", \"utc_aware\", \"utcfromtimestamp\", \"utcnow\"]\n\n\n# constant for zero offset\nZERO = timedelta(0)\n\n\ndef __getattr__(name):\n    if name not in __all__:\n        err = f\"IPython.utils.tz is deprecated and has no attribute {name}\"\n        raise AttributeError(err)\n\n    _warn_deprecated()\n\n    return getattr(name)\n\n\ndef _warn_deprecated():\n    msg = \"The module `IPython.utils.tz` is deprecated and will be completely removed.\"\n    warnings.warn(msg, category=DeprecationWarning, stacklevel=2)\n\n\nclass tzUTC(tzinfo):\n    \"\"\"tzinfo object for UTC (zero offset)\n\n    Deprecated since IPython 8.19.0.\n    \"\"\"\n\n    _warn_deprecated()\n\n    def utcoffset(self, d):\n        return ZERO\n\n    def dst(self, d):\n        return ZERO\n\n\nUTC = tzUTC()  # type: ignore[abstract]\n\n\ndef utc_aware(unaware):\n    \"\"\"decorator for adding UTC tzinfo to datetime's utcfoo methods\n\n    Deprecated since IPython 8.19.0.\n    \"\"\"\n\n    def utc_method(*args, **kwargs):\n        _warn_deprecated()\n        dt = unaware(*args, **kwargs)\n        return dt.replace(tzinfo=UTC)\n\n    return utc_method\n\n\nutcfromtimestamp = utc_aware(datetime.utcfromtimestamp)\nutcnow = utc_aware(datetime.utcnow)\n", "path": "IPython/utils/tz.py"}]}