We are currently solving the following issue within our repository. Here is the issue text:
--- BEGIN ISSUE ---
Add add-exception command in the CLI
Motivation
----------
A CLI command to add a new exception is missing and need to be added





--- END ISSUE ---

Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
--- BEGIN FILES ---
Path: `lib/rucio/client/lifetimeclient.py`
Content:
```
1 # Copyright 2017-2018 CERN for the benefit of the ATLAS collaboration.
2 #
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
6 #
7 #    http://www.apache.org/licenses/LICENSE-2.0
8 #
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
14 #
15 # Authors:
16 # - Cedric Serfon <cedric.serfon@cern.ch>, 2017
17 # - Vincent Garonne <vgaronne@gmail.com>, 2018
18 # - Martin Barisits <martin.barisits@cern.ch>, 2018
19 # - Andrew Lister <andrew.lister@stfc.ac.uk>, 2019
20 
21 from __future__ import print_function
22 
23 from json import loads
24 from requests.status_codes import codes
25 
26 from rucio.client.baseclient import BaseClient
27 from rucio.client.baseclient import choice
28 from rucio.common.utils import build_url, render_json
29 
30 
31 class LifetimeClient(BaseClient):
32 
33     """Lifetime client class for working with Lifetime Model exceptions"""
34 
35     LIFETIME_BASEURL = 'lifetime_exceptions'
36 
37     def list_exceptions(self, exception_id=None, states=None):
38         """
39         List exceptions to Lifetime Model.
40 
41         :param id:         The id of the exception
42         :param states:     The states to filter
43         """
44 
45         path = self.LIFETIME_BASEURL + '/'
46         params = {}
47         if exception_id:
48             params['exception_id'] = exception_id
49         if states:
50             params['states'] = exception_id
51         url = build_url(choice(self.list_hosts), path=path, params=params)
52 
53         result = self._send_request(url)
54         if result.status_code == codes.ok:
55             lifetime_exceptions = self._load_json_data(result)
56             return lifetime_exceptions
57         else:
58             exc_cls, exc_msg = self._get_exception(headers=result.headers, status_code=result.status_code)
59             raise exc_cls(exc_msg)
60 
61     def add_exception(self, dids, account, pattern, comments, expires_at):
62         """
63         Add exceptions to Lifetime Model.
64 
65         :param dids:        The list of dids
66         :param account:     The account of the requester.
67         :param pattern:     The account.
68         :param comments:    The comments associated to the exception.
69         :param expires_at:  The expiration date of the exception.
70 
71         returns:            The id of the exception.
72         """
73         path = self.LIFETIME_BASEURL + '/'
74         url = build_url(choice(self.list_hosts), path=path)
75         data = {'dids': dids, 'account': account, 'pattern': pattern, 'comments': comments, 'expires_at': expires_at}
76         print(render_json(**data))
77         result = self._send_request(url, type_='POST', data=render_json(**data))
78         print(result.text)
79         if result.status_code == codes.created:
80             return loads(result.text)
81         exc_cls, exc_msg = self._get_exception(headers=result.headers, status_code=result.status_code, data=result.content)
82         raise exc_cls(exc_msg)
83
```
--- 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/lib/rucio/client/lifetimeclient.py b/lib/rucio/client/lifetimeclient.py
--- a/lib/rucio/client/lifetimeclient.py
+++ b/lib/rucio/client/lifetimeclient.py
@@ -1,4 +1,5 @@
-# Copyright 2017-2018 CERN for the benefit of the ATLAS collaboration.
+# -*- coding: utf-8 -*-
+# Copyright 2017-2022 CERN
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -13,10 +14,13 @@
 # limitations under the License.
 #
 # Authors:
-# - Cedric Serfon <cedric.serfon@cern.ch>, 2017
-# - Vincent Garonne <vgaronne@gmail.com>, 2018
+# - Cedric Serfon <cedric.serfon@cern.ch>, 2017-2022
+# - Vincent Garonne <vincent.garonne@cern.ch>, 2018
+# - Joaquín Bogado <jbogado@linti.unlp.edu.ar>, 2018
 # - Martin Barisits <martin.barisits@cern.ch>, 2018
 # - Andrew Lister <andrew.lister@stfc.ac.uk>, 2019
+# - David Población Criado <david.poblacion.criado@cern.ch>, 2021
+# - Igor Mandrichenko <igorvm@gmail.com>, 2021
 
 from __future__ import print_function
 
@@ -73,9 +77,7 @@
         path = self.LIFETIME_BASEURL + '/'
         url = build_url(choice(self.list_hosts), path=path)
         data = {'dids': dids, 'account': account, 'pattern': pattern, 'comments': comments, 'expires_at': expires_at}
-        print(render_json(**data))
         result = self._send_request(url, type_='POST', data=render_json(**data))
-        print(result.text)
         if result.status_code == codes.created:
             return loads(result.text)
         exc_cls, exc_msg = self._get_exception(headers=result.headers, status_code=result.status_code, data=result.content)

{"golden_diff": "diff --git a/lib/rucio/client/lifetimeclient.py b/lib/rucio/client/lifetimeclient.py\n--- a/lib/rucio/client/lifetimeclient.py\n+++ b/lib/rucio/client/lifetimeclient.py\n@@ -1,4 +1,5 @@\n-# Copyright 2017-2018 CERN for the benefit of the ATLAS collaboration.\n+# -*- coding: utf-8 -*-\n+# Copyright 2017-2022 CERN\n #\n # Licensed under the Apache License, Version 2.0 (the \"License\");\n # you may not use this file except in compliance with the License.\n@@ -13,10 +14,13 @@\n # limitations under the License.\n #\n # Authors:\n-# - Cedric Serfon <cedric.serfon@cern.ch>, 2017\n-# - Vincent Garonne <vgaronne@gmail.com>, 2018\n+# - Cedric Serfon <cedric.serfon@cern.ch>, 2017-2022\n+# - Vincent Garonne <vincent.garonne@cern.ch>, 2018\n+# - Joaqu\u00edn Bogado <jbogado@linti.unlp.edu.ar>, 2018\n # - Martin Barisits <martin.barisits@cern.ch>, 2018\n # - Andrew Lister <andrew.lister@stfc.ac.uk>, 2019\n+# - David Poblaci\u00f3n Criado <david.poblacion.criado@cern.ch>, 2021\n+# - Igor Mandrichenko <igorvm@gmail.com>, 2021\n \n from __future__ import print_function\n \n@@ -73,9 +77,7 @@\n         path = self.LIFETIME_BASEURL + '/'\n         url = build_url(choice(self.list_hosts), path=path)\n         data = {'dids': dids, 'account': account, 'pattern': pattern, 'comments': comments, 'expires_at': expires_at}\n-        print(render_json(**data))\n         result = self._send_request(url, type_='POST', data=render_json(**data))\n-        print(result.text)\n         if result.status_code == codes.created:\n             return loads(result.text)\n         exc_cls, exc_msg = self._get_exception(headers=result.headers, status_code=result.status_code, data=result.content)\n", "issue": "Add add-exception command in the CLI\nMotivation\r\n----------\r\nA CLI command to add a new exception is missing and need to be added\r\n\r\n\r\n\r\n\n", "before_files": [{"content": "# Copyright 2017-2018 CERN for the benefit of the ATLAS collaboration.\n#\n# Licensed under the Apache License, Version 2.0 (the \"License\");\n# you may not use this file except in compliance with the License.\n# You may obtain a copy of the License at\n#\n#    http://www.apache.org/licenses/LICENSE-2.0\n#\n# Unless required by applicable law or agreed to in writing, software\n# distributed under the License is distributed on an \"AS IS\" BASIS,\n# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n# See the License for the specific language governing permissions and\n# limitations under the License.\n#\n# Authors:\n# - Cedric Serfon <cedric.serfon@cern.ch>, 2017\n# - Vincent Garonne <vgaronne@gmail.com>, 2018\n# - Martin Barisits <martin.barisits@cern.ch>, 2018\n# - Andrew Lister <andrew.lister@stfc.ac.uk>, 2019\n\nfrom __future__ import print_function\n\nfrom json import loads\nfrom requests.status_codes import codes\n\nfrom rucio.client.baseclient import BaseClient\nfrom rucio.client.baseclient import choice\nfrom rucio.common.utils import build_url, render_json\n\n\nclass LifetimeClient(BaseClient):\n\n    \"\"\"Lifetime client class for working with Lifetime Model exceptions\"\"\"\n\n    LIFETIME_BASEURL = 'lifetime_exceptions'\n\n    def list_exceptions(self, exception_id=None, states=None):\n        \"\"\"\n        List exceptions to Lifetime Model.\n\n        :param id:         The id of the exception\n        :param states:     The states to filter\n        \"\"\"\n\n        path = self.LIFETIME_BASEURL + '/'\n        params = {}\n        if exception_id:\n            params['exception_id'] = exception_id\n        if states:\n            params['states'] = exception_id\n        url = build_url(choice(self.list_hosts), path=path, params=params)\n\n        result = self._send_request(url)\n        if result.status_code == codes.ok:\n            lifetime_exceptions = self._load_json_data(result)\n            return lifetime_exceptions\n        else:\n            exc_cls, exc_msg = self._get_exception(headers=result.headers, status_code=result.status_code)\n            raise exc_cls(exc_msg)\n\n    def add_exception(self, dids, account, pattern, comments, expires_at):\n        \"\"\"\n        Add exceptions to Lifetime Model.\n\n        :param dids:        The list of dids\n        :param account:     The account of the requester.\n        :param pattern:     The account.\n        :param comments:    The comments associated to the exception.\n        :param expires_at:  The expiration date of the exception.\n\n        returns:            The id of the exception.\n        \"\"\"\n        path = self.LIFETIME_BASEURL + '/'\n        url = build_url(choice(self.list_hosts), path=path)\n        data = {'dids': dids, 'account': account, 'pattern': pattern, 'comments': comments, 'expires_at': expires_at}\n        print(render_json(**data))\n        result = self._send_request(url, type_='POST', data=render_json(**data))\n        print(result.text)\n        if result.status_code == codes.created:\n            return loads(result.text)\n        exc_cls, exc_msg = self._get_exception(headers=result.headers, status_code=result.status_code, data=result.content)\n        raise exc_cls(exc_msg)\n", "path": "lib/rucio/client/lifetimeclient.py"}], "after_files": [{"content": "# -*- coding: utf-8 -*-\n# Copyright 2017-2022 CERN\n#\n# Licensed under the Apache License, Version 2.0 (the \"License\");\n# you may not use this file except in compliance with the License.\n# You may obtain a copy of the License at\n#\n#    http://www.apache.org/licenses/LICENSE-2.0\n#\n# Unless required by applicable law or agreed to in writing, software\n# distributed under the License is distributed on an \"AS IS\" BASIS,\n# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n# See the License for the specific language governing permissions and\n# limitations under the License.\n#\n# Authors:\n# - Cedric Serfon <cedric.serfon@cern.ch>, 2017-2022\n# - Vincent Garonne <vincent.garonne@cern.ch>, 2018\n# - Joaqu\u00edn Bogado <jbogado@linti.unlp.edu.ar>, 2018\n# - Martin Barisits <martin.barisits@cern.ch>, 2018\n# - Andrew Lister <andrew.lister@stfc.ac.uk>, 2019\n# - David Poblaci\u00f3n Criado <david.poblacion.criado@cern.ch>, 2021\n# - Igor Mandrichenko <igorvm@gmail.com>, 2021\n\nfrom __future__ import print_function\n\nfrom json import loads\nfrom requests.status_codes import codes\n\nfrom rucio.client.baseclient import BaseClient\nfrom rucio.client.baseclient import choice\nfrom rucio.common.utils import build_url, render_json\n\n\nclass LifetimeClient(BaseClient):\n\n    \"\"\"Lifetime client class for working with Lifetime Model exceptions\"\"\"\n\n    LIFETIME_BASEURL = 'lifetime_exceptions'\n\n    def list_exceptions(self, exception_id=None, states=None):\n        \"\"\"\n        List exceptions to Lifetime Model.\n\n        :param id:         The id of the exception\n        :param states:     The states to filter\n        \"\"\"\n\n        path = self.LIFETIME_BASEURL + '/'\n        params = {}\n        if exception_id:\n            params['exception_id'] = exception_id\n        if states:\n            params['states'] = exception_id\n        url = build_url(choice(self.list_hosts), path=path, params=params)\n\n        result = self._send_request(url)\n        if result.status_code == codes.ok:\n            lifetime_exceptions = self._load_json_data(result)\n            return lifetime_exceptions\n        else:\n            exc_cls, exc_msg = self._get_exception(headers=result.headers, status_code=result.status_code)\n            raise exc_cls(exc_msg)\n\n    def add_exception(self, dids, account, pattern, comments, expires_at):\n        \"\"\"\n        Add exceptions to Lifetime Model.\n\n        :param dids:        The list of dids\n        :param account:     The account of the requester.\n        :param pattern:     The account.\n        :param comments:    The comments associated to the exception.\n        :param expires_at:  The expiration date of the exception.\n\n        returns:            The id of the exception.\n        \"\"\"\n        path = self.LIFETIME_BASEURL + '/'\n        url = build_url(choice(self.list_hosts), path=path)\n        data = {'dids': dids, 'account': account, 'pattern': pattern, 'comments': comments, 'expires_at': expires_at}\n        result = self._send_request(url, type_='POST', data=render_json(**data))\n        if result.status_code == codes.created:\n            return loads(result.text)\n        exc_cls, exc_msg = self._get_exception(headers=result.headers, status_code=result.status_code, data=result.content)\n        raise exc_cls(exc_msg)\n", "path": "lib/rucio/client/lifetimeclient.py"}]}