resolved RESOLVED UNSUBMITTED PASS · None tool calls · 0 s · psf/requests
Port bpo-39057 to Requests This PR ports a [fix](https://bugs.python.org/issue39057) from CPython to constrain no_proxy behavior to domain boundaries. This was originally undefined behavior when Requests implemented `no_proxy` support but has since had bug fixes released in both CPython and Curl. We'll follow suit to conform with ecosystem expectations and resolve long standing issue #4795.
| # | Tool | Arguments | Result |
|---|---|---|---|
| No trace captured. | |||
--- a/src/requests/utils.py
+++ b/src/requests/utils.py
@@ -851,9 +851,11 @@ def get_proxy(key: str) -> str | None:
host_with_port += f":{parsed.port}"
for host in no_proxy_hosts:
+ host = host.lstrip(".")
+ if hostname == host or host_with_port == host:
+ return True
+ host = "." + host
if hostname.endswith(host) or host_with_port.endswith(host):
- # The URL does match something in no_proxy, so we don't want
- # to apply the proxies on this URL.
return True
with set_environ("no_proxy", no_proxy_arg):..s..................................................................... [ 31%]
........................................................................ [ 62%]
....................................................................ssss [ 94%]
sssssss.....s [100%]
=============================== warnings summary ===============================
../../../../../../../Users/jp/repos/kaggle-gemini-coding-agent-post-training/.envs/requests/lib/python3.13/site-packages/_pytest/config/__init__.py:1464
/Users/jp/repos/kaggle-gemini-coding-agent-post-training/.envs/requests/lib/python3.13/site-packages/_pytest/config/__init__.py:1464: PytestConfigWarning: Unknown config option: timeout
self._warn_or_fail_if_strict(f"Unknown config option: {key}\n")
tests/test_utils.py::TestContentEncodingDetection::test_none
tests/test_utils.py::TestContentEncodingDetection::test_pragmas[<meta charset="UTF-8">]
tests/test_utils.py::TestContentEncodingDetection::test_pragmas[<meta http-equiv="Content-type" content="text/html;charset=UTF-8">]
tests/test_utils.py::TestContentEncodingDetection::test_pragmas[<meta http-equiv="Content-type" content="text/html;charset=UTF-8" />]
tests/test_utils.py::TestContentEncodingDetection::test_pragmas[<?xml version="1.0" encoding="UTF-8"?>]
tests/test_utils.py::TestContentEncodingDetection::test_precedence
/tmp/swe_work/oracle_full/requests_7427/b/workspace/src/requests/utils.py:527: DeprecationWarning: In requests 3.0, get_encodings_from_content will be removed. For more information, please see the discussion on issue #2266. (This warning should only appear once.)
warnings.warn(
-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
216 passed, 13 skipped, 7 warnings in 0.15s
[2026-09-23 18:20:44,695] WARNING in core: flasgger is not installed; serving the static landing page at / and skipping the Swagger UI and /spec.json.