We are currently solving the following issue within our repository. Here is the issue text:
--- BEGIN ISSUE ---
Use new 'everchanged' operator instead of changedafter 1970
Depends on https://bugzilla.mozilla.org/show_bug.cgi?id=1546624.

--- END ISSUE ---

Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
--- BEGIN FILES ---
Path: `scripts/get_type_labels.py`
Content:
```
1 # -*- coding: utf-8 -*-
2 # This Source Code Form is subject to the terms of the Mozilla Public
3 # License, v. 2.0. If a copy of the MPL was not distributed with this file,
4 # You can obtain one at http://mozilla.org/MPL/2.0/.
5 
6 import argparse
7 import csv
8 import sys
9 
10 import requests
11 
12 
13 def parse_args(args):
14     parser = argparse.ArgumentParser()
15     parser.add_argument(
16         "--types",
17         help="Types to retrieve",
18         default=["defect", "enhancement", "task"],
19         nargs="*",
20     )
21     return parser.parse_args(args)
22 
23 
24 def main(args):
25     params = {
26         "columnlist": "bug_type",
27         "order": "bug_id",
28         "j_top": "OR",
29         "f1": "bug_type",
30         "o1": "changedafter",
31         "v1": "1970-01-01",
32         "f2": "OP",
33         "f3": "bug_type",
34         "o3": "anyexact",
35         "v3": "task,enhancement",
36         "f4": "bug_id",
37         "o4": "greaterthan",
38         "v4": 1540807,
39         "f5": "CP",
40         "ctype": "csv",
41     }
42 
43     r = requests.get("https://bugzilla.mozilla.org/buglist.cgi", params=params)
44     r.raise_for_status()
45 
46     with open("bugbug/labels/defect_enhancement_task_h.csv", "r") as f:
47         reader = csv.reader(f)
48         headers = next(reader)
49         bug_type_map = {int(row[0]): row[1] for row in reader}
50 
51     # We add to our csv both labels that were changed, and labels that are in
52     # the list of requested types.
53     reader = csv.reader(r.text.splitlines())
54     next(reader)
55     for row in reader:
56         if int(row[0]) in bug_type_map or row[1] in args.types:
57             bug_type_map[int(row[0])] = row[1]
58 
59     with open("bugbug/labels/defect_enhancement_task_h.csv", "w") as f:
60         writer = csv.writer(f)
61         writer.writerow(headers)
62         writer.writerows(sorted(bug_type_map.items()))
63 
64 
65 if __name__ == "__main__":
66     main(parse_args(sys.argv[1:]))
67
```
--- 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/scripts/get_type_labels.py b/scripts/get_type_labels.py
--- a/scripts/get_type_labels.py
+++ b/scripts/get_type_labels.py
@@ -27,8 +27,7 @@
         "order": "bug_id",
         "j_top": "OR",
         "f1": "bug_type",
-        "o1": "changedafter",
-        "v1": "1970-01-01",
+        "o1": "everchanged",
         "f2": "OP",
         "f3": "bug_type",
         "o3": "anyexact",

{"golden_diff": "diff --git a/scripts/get_type_labels.py b/scripts/get_type_labels.py\n--- a/scripts/get_type_labels.py\n+++ b/scripts/get_type_labels.py\n@@ -27,8 +27,7 @@\n         \"order\": \"bug_id\",\n         \"j_top\": \"OR\",\n         \"f1\": \"bug_type\",\n-        \"o1\": \"changedafter\",\n-        \"v1\": \"1970-01-01\",\n+        \"o1\": \"everchanged\",\n         \"f2\": \"OP\",\n         \"f3\": \"bug_type\",\n         \"o3\": \"anyexact\",\n", "issue": "Use new 'everchanged' operator instead of changedafter 1970\nDepends on https://bugzilla.mozilla.org/show_bug.cgi?id=1546624.\n", "before_files": [{"content": "# -*- coding: utf-8 -*-\n# This Source Code Form is subject to the terms of the Mozilla Public\n# License, v. 2.0. If a copy of the MPL was not distributed with this file,\n# You can obtain one at http://mozilla.org/MPL/2.0/.\n\nimport argparse\nimport csv\nimport sys\n\nimport requests\n\n\ndef parse_args(args):\n    parser = argparse.ArgumentParser()\n    parser.add_argument(\n        \"--types\",\n        help=\"Types to retrieve\",\n        default=[\"defect\", \"enhancement\", \"task\"],\n        nargs=\"*\",\n    )\n    return parser.parse_args(args)\n\n\ndef main(args):\n    params = {\n        \"columnlist\": \"bug_type\",\n        \"order\": \"bug_id\",\n        \"j_top\": \"OR\",\n        \"f1\": \"bug_type\",\n        \"o1\": \"changedafter\",\n        \"v1\": \"1970-01-01\",\n        \"f2\": \"OP\",\n        \"f3\": \"bug_type\",\n        \"o3\": \"anyexact\",\n        \"v3\": \"task,enhancement\",\n        \"f4\": \"bug_id\",\n        \"o4\": \"greaterthan\",\n        \"v4\": 1540807,\n        \"f5\": \"CP\",\n        \"ctype\": \"csv\",\n    }\n\n    r = requests.get(\"https://bugzilla.mozilla.org/buglist.cgi\", params=params)\n    r.raise_for_status()\n\n    with open(\"bugbug/labels/defect_enhancement_task_h.csv\", \"r\") as f:\n        reader = csv.reader(f)\n        headers = next(reader)\n        bug_type_map = {int(row[0]): row[1] for row in reader}\n\n    # We add to our csv both labels that were changed, and labels that are in\n    # the list of requested types.\n    reader = csv.reader(r.text.splitlines())\n    next(reader)\n    for row in reader:\n        if int(row[0]) in bug_type_map or row[1] in args.types:\n            bug_type_map[int(row[0])] = row[1]\n\n    with open(\"bugbug/labels/defect_enhancement_task_h.csv\", \"w\") as f:\n        writer = csv.writer(f)\n        writer.writerow(headers)\n        writer.writerows(sorted(bug_type_map.items()))\n\n\nif __name__ == \"__main__\":\n    main(parse_args(sys.argv[1:]))\n", "path": "scripts/get_type_labels.py"}], "after_files": [{"content": "# -*- coding: utf-8 -*-\n# This Source Code Form is subject to the terms of the Mozilla Public\n# License, v. 2.0. If a copy of the MPL was not distributed with this file,\n# You can obtain one at http://mozilla.org/MPL/2.0/.\n\nimport argparse\nimport csv\nimport sys\n\nimport requests\n\n\ndef parse_args(args):\n    parser = argparse.ArgumentParser()\n    parser.add_argument(\n        \"--types\",\n        help=\"Types to retrieve\",\n        default=[\"defect\", \"enhancement\", \"task\"],\n        nargs=\"*\",\n    )\n    return parser.parse_args(args)\n\n\ndef main(args):\n    params = {\n        \"columnlist\": \"bug_type\",\n        \"order\": \"bug_id\",\n        \"j_top\": \"OR\",\n        \"f1\": \"bug_type\",\n        \"o1\": \"everchanged\",\n        \"f2\": \"OP\",\n        \"f3\": \"bug_type\",\n        \"o3\": \"anyexact\",\n        \"v3\": \"task,enhancement\",\n        \"f4\": \"bug_id\",\n        \"o4\": \"greaterthan\",\n        \"v4\": 1540807,\n        \"f5\": \"CP\",\n        \"ctype\": \"csv\",\n    }\n\n    r = requests.get(\"https://bugzilla.mozilla.org/buglist.cgi\", params=params)\n    r.raise_for_status()\n\n    with open(\"bugbug/labels/defect_enhancement_task_h.csv\", \"r\") as f:\n        reader = csv.reader(f)\n        headers = next(reader)\n        bug_type_map = {int(row[0]): row[1] for row in reader}\n\n    # We add to our csv both labels that were changed, and labels that are in\n    # the list of requested types.\n    reader = csv.reader(r.text.splitlines())\n    next(reader)\n    for row in reader:\n        if int(row[0]) in bug_type_map or row[1] in args.types:\n            bug_type_map[int(row[0])] = row[1]\n\n    with open(\"bugbug/labels/defect_enhancement_task_h.csv\", \"w\") as f:\n        writer = csv.writer(f)\n        writer.writerow(headers)\n        writer.writerows(sorted(bug_type_map.items()))\n\n\nif __name__ == \"__main__\":\n    main(parse_args(sys.argv[1:]))\n", "path": "scripts/get_type_labels.py"}]}