prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  threading.Thread.setDaemon has been deprecated in favor of setting daemon attribute directly in Python 3.10
  Ref : python/cpython#25174
  
  https://github.com/benoitc/gunicorn/blob/cf55d2cec277f220ebd605989ce78ad1bb553c46/gunicorn/reloader.py#L20
  
  https://github.com/benoitc/gunicorn/blob/cf55d2cec277f220ebd605989ce78ad1bb553c46/gunicorn/reloader.py#L77
  
  --- END ISSUE ---
  
  Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
  --- BEGIN FILES ---
  Path: `gunicorn/reloader.py`
  Content:
  ```
  1 # -*- coding: utf-8 -
  2 #
  3 # This file is part of gunicorn released under the MIT license.
  4 # See the NOTICE for more information.
  5 # pylint: disable=no-else-continue
  6 
  7 import os
  8 import os.path
  9 import re
  10 import sys
  11 import time
  12 import threading
  13 
  14 COMPILED_EXT_RE = re.compile(r'py[co]$')
  15 
  16 
  17 class Reloader(threading.Thread):
  18     def __init__(self, extra_files=None, interval=1, callback=None):
  19         super().__init__()
  20         self.setDaemon(True)
  21         self._extra_files = set(extra_files or ())
  22         self._interval = interval
  23         self._callback = callback
  24 
  25     def add_extra_file(self, filename):
  26         self._extra_files.add(filename)
  27 
  28     def get_files(self):
  29         fnames = [
  30             COMPILED_EXT_RE.sub('py', module.__file__)
  31             for module in tuple(sys.modules.values())
  32             if getattr(module, '__file__', None)
  33         ]
  34 
  35         fnames.extend(self._extra_files)
  36 
  37         return fnames
  38 
  39     def run(self):
  40         mtimes = {}
  41         while True:
  42             for filename in self.get_files():
  43                 try:
  44                     mtime = os.stat(filename).st_mtime
  45                 except OSError:
  46                     continue
  47                 old_time = mtimes.get(filename)
  48                 if old_time is None:
  49                     mtimes[filename] = mtime
  50                     continue
  51                 elif mtime > old_time:
  52                     if self._callback:
  53                         self._callback(filename)
  54             time.sleep(self._interval)
  55 
  56 
  57 has_inotify = False
  58 if sys.platform.startswith('linux'):
  59     try:
  60         from inotify.adapters import Inotify
  61         import inotify.constants
  62         has_inotify = True
  63     except ImportError:
  64         pass
  65 
  66 
  67 if has_inotify:
  68 
  69     class InotifyReloader(threading.Thread):
  70         event_mask = (inotify.constants.IN_CREATE | inotify.constants.IN_DELETE
  71                       | inotify.constants.IN_DELETE_SELF | inotify.constants.IN_MODIFY
  72                       | inotify.constants.IN_MOVE_SELF | inotify.constants.IN_MOVED_FROM
  73                       | inotify.constants.IN_MOVED_TO)
  74 
  75         def __init__(self, extra_files=None, callback=None):
  76             super().__init__()
  77             self.setDaemon(True)
  78             self._callback = callback
  79             self._dirs = set()
  80             self._watcher = Inotify()
  81 
  82             for extra_file in extra_files:
  83                 self.add_extra_file(extra_file)
  84 
  85         def add_extra_file(self, filename):
  86             dirname = os.path.dirname(filename)
  87 
  88             if dirname in self._dirs:
  89                 return
  90 
  91             self._watcher.add_watch(dirname, mask=self.event_mask)
  92             self._dirs.add(dirname)
  93 
  94         def get_dirs(self):
  95             fnames = [
  96                 os.path.dirname(os.path.abspath(COMPILED_EXT_RE.sub('py', module.__file__)))
  97                 for module in tuple(sys.modules.values())
  98                 if getattr(module, '__file__', None)
  99             ]
  100 
  101             return set(fnames)
  102 
  103         def run(self):
  104             self._dirs = self.get_dirs()
  105 
  106             for dirname in self._dirs:
  107                 if os.path.isdir(dirname):
  108                     self._watcher.add_watch(dirname, mask=self.event_mask)
  109 
  110             for event in self._watcher.event_gen():
  111                 if event is None:
  112                     continue
  113 
  114                 filename = event[3]
  115 
  116                 self._callback(filename)
  117 
  118 else:
  119 
  120     class InotifyReloader(object):
  121         def __init__(self, callback=None):
  122             raise ImportError('You must have the inotify module installed to '
  123                               'use the inotify reloader')
  124 
  125 
  126 preferred_reloader = InotifyReloader if has_inotify else Reloader
  127 
  128 reloader_engines = {
  129     'auto': preferred_reloader,
  130     'poll': Reloader,
  131     'inotify': InotifyReloader,
  132 }
  133
  ```
  --- 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/gunicorn/reloader.py b/gunicorn/reloader.py
  --- a/gunicorn/reloader.py
  +++ b/gunicorn/reloader.py
  @@ -17,7 +17,7 @@
   class Reloader(threading.Thread):
       def __init__(self, extra_files=None, interval=1, callback=None):
           super().__init__()
  -        self.setDaemon(True)
  +        self.daemon = True
           self._extra_files = set(extra_files or ())
           self._interval = interval
           self._callback = callback
  @@ -74,7 +74,7 @@
   
           def __init__(self, extra_files=None, callback=None):
               super().__init__()
  -            self.setDaemon(True)
  +            self.daemon = True
               self._callback = callback
               self._dirs = set()
               self._watcher = Inotify()
  
verification_info: {"golden_diff": "diff --git a/gunicorn/reloader.py b/gunicorn/reloader.py\n--- a/gunicorn/reloader.py\n+++ b/gunicorn/reloader.py\n@@ -17,7 +17,7 @@\n class Reloader(threading.Thread):\n     def __init__(self, extra_files=None, interval=1, callback=None):\n         super().__init__()\n-        self.setDaemon(True)\n+        self.daemon = True\n         self._extra_files = set(extra_files or ())\n         self._interval = interval\n         self._callback = callback\n@@ -74,7 +74,7 @@\n \n         def __init__(self, extra_files=None, callback=None):\n             super().__init__()\n-            self.setDaemon(True)\n+            self.daemon = True\n             self._callback = callback\n             self._dirs = set()\n             self._watcher = Inotify()\n", "issue": "threading.Thread.setDaemon has been deprecated in favor of setting daemon attribute directly in Python 3.10\nRef : python/cpython#25174\r\n\r\nhttps://github.com/benoitc/gunicorn/blob/cf55d2cec277f220ebd605989ce78ad1bb553c46/gunicorn/reloader.py#L20\r\n\r\nhttps://github.com/benoitc/gunicorn/blob/cf55d2cec277f220ebd605989ce78ad1bb553c46/gunicorn/reloader.py#L77\n", "before_files": [{"content": "# -*- coding: utf-8 -\n#\n# This file is part of gunicorn released under the MIT license.\n# See the NOTICE for more information.\n# pylint: disable=no-else-continue\n\nimport os\nimport os.path\nimport re\nimport sys\nimport time\nimport threading\n\nCOMPILED_EXT_RE = re.compile(r'py[co]$')\n\n\nclass Reloader(threading.Thread):\n    def __init__(self, extra_files=None, interval=1, callback=None):\n        super().__init__()\n        self.setDaemon(True)\n        self._extra_files = set(extra_files or ())\n        self._interval = interval\n        self._callback = callback\n\n    def add_extra_file(self, filename):\n        self._extra_files.add(filename)\n\n    def get_files(self):\n        fnames = [\n            COMPILED_EXT_RE.sub('py', module.__file__)\n            for module in tuple(sys.modules.values())\n            if getattr(module, '__file__', None)\n        ]\n\n        fnames.extend(self._extra_files)\n\n        return fnames\n\n    def run(self):\n        mtimes = {}\n        while True:\n            for filename in self.get_files():\n                try:\n                    mtime = os.stat(filename).st_mtime\n                except OSError:\n                    continue\n                old_time = mtimes.get(filename)\n                if old_time is None:\n                    mtimes[filename] = mtime\n                    continue\n                elif mtime > old_time:\n                    if self._callback:\n                        self._callback(filename)\n            time.sleep(self._interval)\n\n\nhas_inotify = False\nif sys.platform.startswith('linux'):\n    try:\n        from inotify.adapters import Inotify\n        import inotify.constants\n        has_inotify = True\n    except ImportError:\n        pass\n\n\nif has_inotify:\n\n    class InotifyReloader(threading.Thread):\n        event_mask = (inotify.constants.IN_CREATE | inotify.constants.IN_DELETE\n                      | inotify.constants.IN_DELETE_SELF | inotify.constants.IN_MODIFY\n                      | inotify.constants.IN_MOVE_SELF | inotify.constants.IN_MOVED_FROM\n                      | inotify.constants.IN_MOVED_TO)\n\n        def __init__(self, extra_files=None, callback=None):\n            super().__init__()\n            self.setDaemon(True)\n            self._callback = callback\n            self._dirs = set()\n            self._watcher = Inotify()\n\n            for extra_file in extra_files:\n                self.add_extra_file(extra_file)\n\n        def add_extra_file(self, filename):\n            dirname = os.path.dirname(filename)\n\n            if dirname in self._dirs:\n                return\n\n            self._watcher.add_watch(dirname, mask=self.event_mask)\n            self._dirs.add(dirname)\n\n        def get_dirs(self):\n            fnames = [\n                os.path.dirname(os.path.abspath(COMPILED_EXT_RE.sub('py', module.__file__)))\n                for module in tuple(sys.modules.values())\n                if getattr(module, '__file__', None)\n            ]\n\n            return set(fnames)\n\n        def run(self):\n            self._dirs = self.get_dirs()\n\n            for dirname in self._dirs:\n                if os.path.isdir(dirname):\n                    self._watcher.add_watch(dirname, mask=self.event_mask)\n\n            for event in self._watcher.event_gen():\n                if event is None:\n                    continue\n\n                filename = event[3]\n\n                self._callback(filename)\n\nelse:\n\n    class InotifyReloader(object):\n        def __init__(self, callback=None):\n            raise ImportError('You must have the inotify module installed to '\n                              'use the inotify reloader')\n\n\npreferred_reloader = InotifyReloader if has_inotify else Reloader\n\nreloader_engines = {\n    'auto': preferred_reloader,\n    'poll': Reloader,\n    'inotify': InotifyReloader,\n}\n", "path": "gunicorn/reloader.py"}], "after_files": [{"content": "# -*- coding: utf-8 -\n#\n# This file is part of gunicorn released under the MIT license.\n# See the NOTICE for more information.\n# pylint: disable=no-else-continue\n\nimport os\nimport os.path\nimport re\nimport sys\nimport time\nimport threading\n\nCOMPILED_EXT_RE = re.compile(r'py[co]$')\n\n\nclass Reloader(threading.Thread):\n    def __init__(self, extra_files=None, interval=1, callback=None):\n        super().__init__()\n        self.daemon = True\n        self._extra_files = set(extra_files or ())\n        self._interval = interval\n        self._callback = callback\n\n    def add_extra_file(self, filename):\n        self._extra_files.add(filename)\n\n    def get_files(self):\n        fnames = [\n            COMPILED_EXT_RE.sub('py', module.__file__)\n            for module in tuple(sys.modules.values())\n            if getattr(module, '__file__', None)\n        ]\n\n        fnames.extend(self._extra_files)\n\n        return fnames\n\n    def run(self):\n        mtimes = {}\n        while True:\n            for filename in self.get_files():\n                try:\n                    mtime = os.stat(filename).st_mtime\n                except OSError:\n                    continue\n                old_time = mtimes.get(filename)\n                if old_time is None:\n                    mtimes[filename] = mtime\n                    continue\n                elif mtime > old_time:\n                    if self._callback:\n                        self._callback(filename)\n            time.sleep(self._interval)\n\n\nhas_inotify = False\nif sys.platform.startswith('linux'):\n    try:\n        from inotify.adapters import Inotify\n        import inotify.constants\n        has_inotify = True\n    except ImportError:\n        pass\n\n\nif has_inotify:\n\n    class InotifyReloader(threading.Thread):\n        event_mask = (inotify.constants.IN_CREATE | inotify.constants.IN_DELETE\n                      | inotify.constants.IN_DELETE_SELF | inotify.constants.IN_MODIFY\n                      | inotify.constants.IN_MOVE_SELF | inotify.constants.IN_MOVED_FROM\n                      | inotify.constants.IN_MOVED_TO)\n\n        def __init__(self, extra_files=None, callback=None):\n            super().__init__()\n            self.daemon = True\n            self._callback = callback\n            self._dirs = set()\n            self._watcher = Inotify()\n\n            for extra_file in extra_files:\n                self.add_extra_file(extra_file)\n\n        def add_extra_file(self, filename):\n            dirname = os.path.dirname(filename)\n\n            if dirname in self._dirs:\n                return\n\n            self._watcher.add_watch(dirname, mask=self.event_mask)\n            self._dirs.add(dirname)\n\n        def get_dirs(self):\n            fnames = [\n                os.path.dirname(os.path.abspath(COMPILED_EXT_RE.sub('py', module.__file__)))\n                for module in tuple(sys.modules.values())\n                if getattr(module, '__file__', None)\n            ]\n\n            return set(fnames)\n\n        def run(self):\n            self._dirs = self.get_dirs()\n\n            for dirname in self._dirs:\n                if os.path.isdir(dirname):\n                    self._watcher.add_watch(dirname, mask=self.event_mask)\n\n            for event in self._watcher.event_gen():\n                if event is None:\n                    continue\n\n                filename = event[3]\n\n                self._callback(filename)\n\nelse:\n\n    class InotifyReloader(object):\n        def __init__(self, callback=None):\n            raise ImportError('You must have the inotify module installed to '\n                              'use the inotify reloader')\n\n\npreferred_reloader = InotifyReloader if has_inotify else Reloader\n\nreloader_engines = {\n    'auto': preferred_reloader,\n    'poll': Reloader,\n    'inotify': InotifyReloader,\n}\n", "path": "gunicorn/reloader.py"}]}