← eval8_submission_v1a

requests_6644

resolved RESOLVED PASS · 22 tool calls · 72 s · psf/requests

Task input

Trim excess leading path separators

A URL with excess leading / (path-separator)s would cause urllib3 to attempt to reparse the request-uri as a full URI with a host and port. This bypasses that logic in ConnectionPool.urlopen by replacing these leading /s with just a single /.

Closes #6643

Tool calls (23)

#ToolArgumentsResult
1run_command
{
 "command": "grep -rn \"path\" src/requests | grep \"separator\" -A 5 -B 5 | head -20"
}
{"status": "ok", "stdout": "", "stderr": "", "exit_code": 0}
full
{"status": "ok", "stdout": "", "stderr": "", "exit_code": 0}
2run_command
{
 "command": "grep -rn \"urllib3\" src/requests | grep \"ConnectionPool\" -A 5 -B 5 | head -20"
}
{"status": "ok", "stdout": "src/requests/adapters.py:209: :rtype: urllib3.ProxyManager\nsrc/requests/adapters.py:242: :param conn: The urllib3 connection object
full
{"status": "ok", "stdout": "src/requests/adapters.py:209:        :rtype: urllib3.ProxyManager\nsrc/requests/adapters.py:242:        :param conn: The urllib3 connection object associated with the cert.\nsrc/requests/adapters.py:294:        \"\"\"Builds a :class:`Response <requests.Response>` object from a urllib3\nsrc/requests/adapters.py:300:        :param resp: The urllib3 response object.\nsrc/requests/adapters.py:331:        \"\"\"Returns a urllib3 connection for the given URL. This should not be\nsrc/requests/adapters.py:337:        :rtype: urllib3.ConnectionPool\nsrc/requests/adapters.py:414:        through a proxy. This works with urllib3 magic to ensure that they are\nsrc/requests/adapters.py:443:        :type timeout: float or tuple or urllib3 Timeout object\nsrc/requests/adapters.py:515:                # This branch is for urllib3 v1.22 and later.\nsrc/requests/adapters.py:528:                # This branch is for urllib3 versions earlier than v1.22\nsrc/requests/help.py:9:import urllib3\n", "stderr": "", "exit_code": 0}
3run_command
{
 "command": "grep -rn \"lstrip\" src/requests | head -20"
}
{"status": "ok", "stdout": "src/requests/models.py:422: url = url.lstrip()\n", "stderr": "", "exit_code": 0}
full
{"status": "ok", "stdout": "src/requests/models.py:422:        url = url.lstrip()\n", "stderr": "", "exit_code": 0}
4run_command
{
 "command": "grep -rn \"PreparedRequest\" src/requests | head -20"
}
{"status": "ok", "stdout": "src/requests/__init__.py:173:from .models import PreparedRequest, Request, Response\nsrc/requests/models.py:233: Used to prepare a :
full
{"status": "ok", "stdout": "src/requests/__init__.py:173:from .models import PreparedRequest, Request, Response\nsrc/requests/models.py:233:    Used to prepare a :class:`PreparedRequest <PreparedRequest>`, which is sent to the server.\nsrc/requests/models.py:255:      <PreparedRequest [GET]>\nsrc/requests/models.py:296:        \"\"\"Constructs a :class:`PreparedRequest <PreparedRequest>` for transmission and returns it.\"\"\"\nsrc/requests/models.py:297:        p = PreparedRequest()\nsrc/requests/models.py:313:class PreparedRequest(RequestEncodingMixin, RequestHooksMixin):\nsrc/requests/models.py:314:    \"\"\"The fully mutable :class:`PreparedRequest <PreparedRequest>` object,\nsrc/requests/models.py:327:      <PreparedRequest [GET]>\nsrc/requests/models.py:380:        return f\"<PreparedRequest [{self.method}]>\"\nsrc/requests/models.py:383:        p = PreparedRequest()\nsrc/requests/models.py:617:        :class:`PreparedRequest <PreparedRequest>` object. Any subsequent calls\nsrc/requests/models.py:701:        #: The :class:`PreparedRequest <PreparedRequest>` object to which this\nsrc/requests/models.py:786:        \"\"\"Returns a PreparedRequest for the next request in a redirect chain, if there is one.\"\"\"\nsrc/requests/adapters.py:79:        \"\"\"Sends PreparedRequest object. Returns Response object.\nsrc/requests/adapters.py:81:        :param request: The :class:`PreparedRequest <PreparedRequest>` being sent.\nsrc/requests/adapters.py:299:        :param req: The :class:`PreparedRequest <PreparedRequest>` used to generate the response.\nsrc/requests/adapters.py:379:        :param request: The :class:`PreparedRequest <PreparedRequest>` being sent.\nsrc/requests/adapters.py:407:        :param request: The :class:`PreparedRequest <PreparedRequest>` to add headers to.\nsrc/requests/adapters.py:436:        \"\"\"Sends PreparedRequest object. Returns Response object.\nsrc/requests/adapters.py:438:        :param request: The :class:`PreparedRequest <PreparedReques
5run_command
{
 "command": "grep -rn \"url\" src/requests/models.py | grep \"PreparedRequest\" -A 5 -B 5 | head -40"
}
{"status": "ok", "stdout": "", "stderr": "", "exit_code": 0}
full
{"status": "ok", "stdout": "", "stderr": "", "exit_code": 0}
6run_command
{
 "command": "grep -n \"class PreparedRequest\" src/requests/models.py"
}
{"status": "ok", "stdout": "313:class PreparedRequest(RequestEncodingMixin, RequestHooksMixin):\n", "stderr": "", "exit_code": 0}
full
{"status": "ok", "stdout": "313:class PreparedRequest(RequestEncodingMixin, RequestHooksMixin):\n", "stderr": "", "exit_code": 0}
7run_command
{
 "command": "sed -n '313,450p' src/requests/models.py"
}
{"status": "ok", "stdout": "class PreparedRequest(RequestEncodingMixin, RequestHooksMixin):\n \"\"\"The fully mutable :class:`PreparedRequest <PreparedRequest>`
full
{"status": "ok", "stdout": "class PreparedRequest(RequestEncodingMixin, RequestHooksMixin):\n    \"\"\"The fully mutable :class:`PreparedRequest <PreparedRequest>` object,\n    containing the exact bytes that will be sent to the server.\n\n    Instances are generated from a :class:`Request <Request>` object, and\n    should not be instantiated manually; doing so may produce undesirable\n    effects.\n\n    Usage::\n\n      >>> import requests\n      >>> req = requests.Request('GET', 'https://httpbin.org/get')\n      >>> r = req.prepare()\n      >>> r\n      <PreparedRequest [GET]>\n\n      >>> s = requests.Session()\n      >>> s.send(r)\n      <Response [200]>\n    \"\"\"\n\n    def __init__(self):\n        #: HTTP verb to send to the server.\n        self.method = None\n        #: HTTP URL to send the request to.\n        self.url = None\n        #: dictionary of HTTP headers.\n        self.headers = None\n        # The `CookieJar` used to create the Cookie header will be stored here\n        # after prepare_cookies is called\n        self._cookies = None\n        #: request body to send to the server.\n        self.body = None\n        #: dictionary of callback hooks, for internal usage.\n        self.hooks = default_hooks()\n        #: integer denoting starting position of a readable file-like body.\n        self._body_position = None\n\n    def prepare(\n        self,\n        method=None,\n        url=None,\n        headers=None,\n        files=None,\n        data=None,\n        params=None,\n        auth=None,\n        cookies=None,\n        hooks=None,\n        json=None,\n    ):\n        \"\"\"Prepares the entire request with the given parameters.\"\"\"\n\n        self.prepare_method(method)\n        self.prepare_url(url, params)\n        self.prepare_headers(headers)\n        self.prepare_cookies(cookies)\n        self.prepare_body(data, files, json)\n        self.prepare_auth(auth, url)\n\n        # Note that prepare_auth must be last to enable authenticat
8run_command
{
 "command": "sed -n '450,550p' src/requests/models.py"
}
{"status": "ok", "stdout": " if not unicode_is_ascii(host):\n try:\n host = self._get_idna_encoded_host(host)\n except UnicodeError:\n raise InvalidURL(\"URL ha
full
{"status": "ok", "stdout": "        if not unicode_is_ascii(host):\n            try:\n                host = self._get_idna_encoded_host(host)\n            except UnicodeError:\n                raise InvalidURL(\"URL has an invalid label.\")\n        elif host.startswith((\"*\", \".\")):\n            raise InvalidURL(\"URL has an invalid label.\")\n\n        # Carefully reconstruct the network location\n        netloc = auth or \"\"\n        if netloc:\n            netloc += \"@\"\n        netloc += host\n        if port:\n            netloc += f\":{port}\"\n\n        # Bare domains aren't valid URLs.\n        if not path:\n            path = \"/\"\n\n        if isinstance(params, (str, bytes)):\n            params = to_native_string(params)\n\n        enc_params = self._encode_params(params)\n        if enc_params:\n            if query:\n                query = f\"{query}&{enc_params}\"\n            else:\n                query = enc_params\n\n        url = requote_uri(urlunparse([scheme, netloc, path, None, query, fragment]))\n        self.url = url\n\n    def prepare_headers(self, headers):\n        \"\"\"Prepares the given HTTP headers.\"\"\"\n\n        self.headers = CaseInsensitiveDict()\n        if headers:\n            for header in headers.items():\n                # Raise exception on invalid header value.\n                check_header_validity(header)\n                name, value = header\n                self.headers[to_native_string(name)] = value\n\n    def prepare_body(self, data, files, json=None):\n        \"\"\"Prepares the given HTTP body data.\"\"\"\n\n        # Check if file, fo, generator, iterator.\n        # If not, run through normal process.\n\n        # Nottin' on you.\n        body = None\n        content_type = None\n\n        if not data and json is not None:\n            # urllib3 requires a bytes-like body. Python 2's json.dumps\n            # provides this natively, but Python 3 gives a Unicode string.\n            content_type = \"
9run_command
{
 "command": "grep -n \"parse_url\" src/requests/models.py"
}
{"status": "ok", "stdout": "25:from urllib3.util import parse_url\n433: scheme, auth, host, port, path, query, fragment = parse_url(url)\n", "stderr": "", "exit
full
{"status": "ok", "stdout": "25:from urllib3.util import parse_url\n433:            scheme, auth, host, port, path, query, fragment = parse_url(url)\n", "stderr": "", "exit_code": 0}
10run_command
{
 "command": "grep -n \"requote_uri\" src/requests/models.py"
}
{"status": "ok", "stdout": "63: requote_uri,\n480: url = requote_uri(urlunparse([scheme, netloc, path, None, query, fragment]))\n", "stderr": "", "exit_code": 0
full
{"status": "ok", "stdout": "63:    requote_uri,\n480:        url = requote_uri(urlunparse([scheme, netloc, path, None, query, fragment]))\n", "stderr": "", "exit_code": 0}
11run_command
{
 "command": "grep -n \"urlunparse\" src/requests/models.py"
}
{"status": "ok", "stdout": "39:from .compat import urlencode, urlsplit, urlunparse\n480: url = requote_uri(urlunparse([scheme, netloc, path, None, query, fragme
full
{"status": "ok", "stdout": "39:from .compat import urlencode, urlsplit, urlunparse\n480:        url = requote_uri(urlunparse([scheme, netloc, path, None, query, fragment]))\n", "stderr": "", "exit_code": 0}
12run_command
{
 "command": "grep -n \"path =\" src/requests/models.py | grep -C 2 \"PreparedRequest\" | head -20"
}
{"status": "ok", "stdout": "", "stderr": "", "exit_code": 0}
full
{"status": "ok", "stdout": "", "stderr": "", "exit_code": 0}
13run_command
{
 "command": "sed -n '460,485p' src/requests/models.py"
}
{"status": "ok", "stdout": " if netloc:\n netloc += \"@\"\n netloc += host\n if port:\n netloc += f\":{port}\"\n\n # Bare domains aren't valid URLs.\n if not pa
full
{"status": "ok", "stdout": "        if netloc:\n            netloc += \"@\"\n        netloc += host\n        if port:\n            netloc += f\":{port}\"\n\n        # Bare domains aren't valid URLs.\n        if not path:\n            path = \"/\"\n\n        if isinstance(params, (str, bytes)):\n            params = to_native_string(params)\n\n        enc_params = self._encode_params(params)\n        if enc_params:\n            if query:\n                query = f\"{query}&{enc_params}\"\n            else:\n                query = enc_params\n\n        url = requote_uri(urlunparse([scheme, netloc, path, None, query, fragment]))\n        self.url = url\n\n    def prepare_headers(self, headers):\n        \"\"\"Prepares the given HTTP headers.\"\"\"\n\n", "stderr": "", "exit_code": 0}
14write_file
{
 "content": "import requests\n\ndef test_excess_leading_slashes():\n    s = requests.Session()\n    # Test with multiple leading slashes in the path\n    # The issue is that //path/to/resource might be interpreted as a network location (host)\n    # by urllib3 if it's not handled correctly.\n    # However, requests.Request usually takes a full URL.\n    # If the user provides 'http://httpbin.org//get', it should be normalized to 'http://httpbin.org/get'\n    # according to the issue description \"Trim excess leading path separators\".\n    \n    # Let's see what happens with multiple slashes\n    url = 'http://httpbin.org///get'\n    r = s.get(url)\n    print(f\"URL: {url} -> Requested URL: {r.url}\")\n    # If the fix is applied, r.url should be 'http://httpbin.org/get' (or at least not have multiple leading slashes in path)\n    # Actually, the issue says \"Trim excess leading path separators\" and \"replacing these leading /s with just a single /\".\n    # This refers to the path part of the URL.\n\nif __name__ == \"__main__\":\n    test_excess_leading_slashes()\n",
 "filepath": "/tmp/test_slashes.py"
}
{"status": "error", "error_type": "FileWriteError", "error_message": "Path traversal detected: '/tmp/test_slashes.py' escapes workspace root."}
full
{"status": "error", "error_type": "FileWriteError", "error_message": "Path traversal detected: '/tmp/test_slashes.py' escapes workspace root."}
15write_file
{
 "content": "import requests\n\ndef test_excess_leading_slashes():\n    s = requests.Session()\n    url = 'http://httpbin.org///get'\n    # We can't actually make a network request, so we'll use PreparedRequest\n    from requests.models import PreparedRequest\n    p = PreparedRequest()\n    p.prepare('GET', url, params=None)\n    print(f\"URL: {url} -> Prepared URL: {p.url}\")\n\nif __name__ == \"__main__\":\n    test_excess_leading_slashes()\n",
 "filepath": "test_slashes.py"
}
{"status": "ok", "filepath": "test_slashes.py", "size": 418}
full
{"status": "ok", "filepath": "test_slashes.py", "size": 418}
16run_command
{
 "command": "python test_slashes.py"
}
{"status": "ok", "stdout": "URL: http://httpbin.org///get -> Prepared URL: http://httpbin.org///get\n", "stderr": "", "exit_code": 0}
full
{"status": "ok", "stdout": "URL: http://httpbin.org///get -> Prepared URL: http://httpbin.org///get\n", "stderr": "", "exit_code": 0}
17run_command
{
 "command": "sed -n '460,485p' src/requests/models.py"
}
{"status": "ok", "stdout": " if netloc:\n netloc += \"@\"\n netloc += host\n if port:\n netloc += f\":{port}\"\n\n # Bare domains aren't valid URLs.\n if not pa
full
{"status": "ok", "stdout": "        if netloc:\n            netloc += \"@\"\n        netloc += host\n        if port:\n            netloc += f\":{port}\"\n\n        # Bare domains aren't valid URLs.\n        if not path:\n            path = \"/\"\n\n        if isinstance(params, (str, bytes)):\n            params = to_native_string(params)\n\n        enc_params = self._encode_params(params)\n        if enc_params:\n            if query:\n                query = f\"{query}&{enc_params}\"\n            else:\n                query = enc_params\n\n        url = requote_uri(urlunparse([scheme, netloc, path, None, query, fragment]))\n        self.url = url\n\n    def prepare_headers(self, headers):\n        \"\"\"Prepares the given HTTP headers.\"\"\"\n\n", "stderr": "", "exit_code": 0}
18edit_file
{
 "filepath": "src/requests/models.py",
 "new_string": "        # Bare domains aren't valid URLs.\n        if not path:\n            path = \"/\"\n        elif path.startswith(\"//\"):\n            path = \"/\" + path.lstrip(\"/\")\n\n        if isinstance(params, (str, bytes)):",
 "old_string": "        # Bare domains aren't valid URLs.\n        if not path:\n            path = \"/\""
}
{"status": "ok", "filepath": "src/requests/models.py", "occurrences": 1, "strategy": "exact", "diff": "--- a/src/requests/models.py\n+++ b/src/requests/models.p
full
{"status": "ok", "filepath": "src/requests/models.py", "occurrences": 1, "strategy": "exact", "diff": "--- a/src/requests/models.py\n+++ b/src/requests/models.py\n@@ -466,6 +466,10 @@\n         # Bare domains aren't valid URLs.\n         if not path:\n             path = \"/\"\n+        elif path.startswith(\"//\"):\n+            path = \"/\" + path.lstrip(\"/\")\n+\n+        if isinstance(params, (str, bytes)):\n \n         if isinstance(params, (str, bytes)):\n             params = to_native_string(params)\n", "is_truncated": false}
19run_command
{
 "command": "python test_slashes.py"
}
{"status": "error", "error_type": "CommandError", "error_message": "Traceback (most recent call last):\n File \"/workspace/test_slashes.py\", line 1, in <module
full
{"status": "error", "error_type": "CommandError", "error_message": "Traceback (most recent call last):\n  File \"/workspace/test_slashes.py\", line 1, in <module>\n    import requests\n  File \"/workspace/src/requests/__init__.py\", line 160, in <module>\n    from .api import delete, get, head, options, patch, post, put, request\n  File \"/workspace/src/requests/api.py\", line 11, in <module>\n    from . import sessions\n  File \"/workspace/src/requests/sessions.py\", line 15, in <module>\n    from .adapters import HTTPAdapter\n  File \"/workspace/src/requests/adapters.py\", line 44, in <module>\n    from .models import Response\n  File \"/workspace/src/requests/models.py\", line 474\n    if isinstance(params, (str, bytes)):\n    ^^\nIndentationError: expected an indented block after 'if' statement on line 472\n", "details": {"stdout": "", "stderr": "Traceback (most recent call last):\n  File \"/workspace/test_slashes.py\", line 1, in <module>\n    import requests\n  File \"/workspace/src/requests/__init__.py\", line 160, in <module>\n    from .api import delete, get, head, options, patch, post, put, request\n  File \"/workspace/src/requests/api.py\", line 11, in <module>\n    from . import sessions\n  File \"/workspace/src/requests/sessions.py\", line 15, in <module>\n    from .adapters import HTTPAdapter\n  File \"/workspace/src/requests/adapters.py\", line 44, in <module>\n    from .models import Response\n  File \"/workspace/src/requests/models.py\", line 474\n    if isinstance(params, (str, bytes)):\n    ^^\nIndentationError: expected an indented block after 'if' statement on line 472\n", "exit_code": 1}}
20run_command
{
 "command": "sed -n '460,480p' src/requests/models.py"
}
{"status": "ok", "stdout": " if netloc:\n netloc += \"@\"\n netloc += host\n if port:\n netloc += f\":{port}\"\n\n # Bare domains aren't valid URLs.\n if not pa
full
{"status": "ok", "stdout": "        if netloc:\n            netloc += \"@\"\n        netloc += host\n        if port:\n            netloc += f\":{port}\"\n\n        # Bare domains aren't valid URLs.\n        if not path:\n            path = \"/\"\n        elif path.startswith(\"//\"):\n            path = \"/\" + path.lstrip(\"/\")\n\n        if isinstance(params, (str, bytes)):\n\n        if isinstance(params, (str, bytes)):\n            params = to_native_string(params)\n\n        enc_params = self._encode_params(params)\n        if enc_params:\n            if query:\n                query = f\"{query}&{enc_params}\"\n", "stderr": "", "exit_code": 0}
21edit_file
{
 "filepath": "src/requests/models.py",
 "new_string": "        # Bare domains aren't valid URLs.\n        if not path:\n            path = \"/\"\n        elif path.startswith(\"//\"):\n            path = \"/\" + path.lstrip(\"/\")\n\n        if isinstance(params, (str, bytes)):\n            params = to_native_string(params)",
 "old_string": "        # Bare domains aren't valid URLs.\n        if not path:\n            path = \"/\"\n        elif path.startswith(\"//\"):\n            path = \"/\" + path.lstrip(\"/\")\n\n        if isinstance(params, (str, bytes)):\n\n        if isinstance(params, (str, bytes)):\n            params = to_native_string(params)"
}
{"status": "ok", "filepath": "src/requests/models.py", "occurrences": 1, "strategy": "exact", "diff": "--- a/src/requests/models.py\n+++ b/src/requests/models.p
full
{"status": "ok", "filepath": "src/requests/models.py", "occurrences": 1, "strategy": "exact", "diff": "--- a/src/requests/models.py\n+++ b/src/requests/models.py\n@@ -470,8 +470,6 @@\n             path = \"/\" + path.lstrip(\"/\")\n \n         if isinstance(params, (str, bytes)):\n-\n-        if isinstance(params, (str, bytes)):\n             params = to_native_string(params)\n \n         enc_params = self._encode_params(params)\n", "is_truncated": false}
22run_command
{
 "command": "python test_slashes.py"
}
{"status": "ok", "stdout": "URL: http://httpbin.org///get -> Prepared URL: http://httpbin.org/get\n", "stderr": "", "exit_code": 0}
full
{"status": "ok", "stdout": "URL: http://httpbin.org///get -> Prepared URL: http://httpbin.org/get\n", "stderr": "", "exit_code": 0}
23submit_patch
{}
{"status": "ok", "patch_size": 1076, "files_changed": 2}
full
{"status": "ok", "patch_size": 1076, "files_changed": 2}

Patch

diff --git a/src/requests/models.py b/src/requests/models.py
index 44556394..efed0d91 100644
--- a/src/requests/models.py
+++ b/src/requests/models.py
@@ -466,6 +466,8 @@ class PreparedRequest(RequestEncodingMixin, RequestHooksMixin):
         # Bare domains aren't valid URLs.
         if not path:
             path = "/"
+        elif path.startswith("//"):
+            path = "/" + path.lstrip("/")
 
         if isinstance(params, (str, bytes)):
             params = to_native_string(params)
diff --git a/test_slashes.py b/test_slashes.py
new file mode 100644
index 00000000..bf9fda3b
--- /dev/null
+++ b/test_slashes.py
@@ -0,0 +1,13 @@
+import requests
+
+def test_excess_leading_slashes():
+    s = requests.Session()
+    url = 'http://httpbin.org///get'
+    # We can't actually make a network request, so we'll use PreparedRequest
+    from requests.models import PreparedRequest
+    p = PreparedRequest()
+    p.prepare('GET', url, params=None)
+    print(f"URL: {url} -> Prepared URL: {p.url}")
+
+if __name__ == "__main__":
+    test_excess_leading_slashes()

Test output

show
.                                                                        [100%]
=============================== warnings summary ===============================
../../../../../../kaggle/tmp/envs/requests/lib/python3.13/site-packages/_pytest/config/__init__.py:1464
  /kaggle/tmp/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")

-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
1 passed, 1 warning in 0.01s
[2026-09-26 02:23:59,558] WARNING in core: flasgger is not installed; serving the static landing page at / and skipping the Swagger UI and /spec.json.