⚡️ Speed up method HTTPAdapter.request_url by 13%

[codeflash-ai]

📄 13% (0.13x) speedup for HTTPAdapter.request_url in src/requests/adapters.py

⏱️ Runtime : 867 microseconds → 769 microseconds (best of 70 runs)

📝 Explanation and details

Here is a rewritten and optimized version of the given Python program. The changes are highlighted in comments.

Key optimizations include.

• Reduced multiple calls to urlparse(url) by reusing the parsed URL components.
• Used shortcuts for conditional assignments and early returns to simplify logic.
• Removed redundant check for proxy_keys (iteration over an in check automatically stops on first match).
• Simplified repeated assignment evaluations inside loop conditions and returns.

✅ Correctness verification report:

Test	Status
⚙️ Existing Unit Tests	✅ 1 Passed
🌀 Generated Regression Tests	✅ 32 Passed
⏪ Replay Tests	🔘 None Found
🔎 Concolic Coverage Tests	🔘 None Found
📊 Tests Coverage	100.0%

⚙️ Existing Unit Tests Details

- test_adapters.py

🌀 Generated Regression Tests Details

from urllib.parse import urlparse

# imports
import pytest  # used for our unit tests
from requests.models import PreparedRequest
from src.requests.adapters import HTTPAdapter
# function to test
from src.requests.compat import urlparse, urlunparse
from src.requests.utils import select_proxy, urldefragauth
from urllib3.util.retry import Retry

# unit tests

class TestRequestURL:
    @pytest.fixture
    def adapter(self):
        return HTTPAdapter()

    @pytest.fixture
    def prepared_request(self):
        req = PreparedRequest()
        return req

    def test_http_url_without_proxy(self, adapter, prepared_request):
        # Basic test case: HTTP URL without proxy
        prepared_request.prepare_url('http://example.com/path', None)
        proxies = {}
        codeflash_output = adapter.request_url(prepared_request, proxies)

    def test_https_url_without_proxy(self, adapter, prepared_request):
        # Basic test case: HTTPS URL without proxy
        prepared_request.prepare_url('https://example.com/path', None)
        proxies = {}
        codeflash_output = adapter.request_url(prepared_request, proxies)

    def test_http_url_with_proxy(self, adapter, prepared_request):
        # Basic test case: HTTP URL with proxy
        prepared_request.prepare_url('http://example.com/path', None)
        proxies = {'http': 'http://proxy.com'}
        codeflash_output = adapter.request_url(prepared_request, proxies)

    def test_url_with_fragment_and_auth(self, adapter, prepared_request):
        # Edge case: URL with fragment and authentication
        prepared_request.prepare_url('http://user:pass@example.com/path#fragment', None)
        proxies = {'http': 'http://proxy.com'}
        codeflash_output = adapter.request_url(prepared_request, proxies)

    

from urllib.parse import urlparse, urlunparse

# imports
import pytest  # used for our unit tests
from src.requests.adapters import HTTPAdapter
# function to test
from src.requests.compat import urlparse, urlunparse
from src.requests.utils import select_proxy, urldefragauth
from urllib3.util.retry import Retry


class BaseAdapter:
    pass
from src.requests.adapters import HTTPAdapter

# unit tests

class MockRequest:
    def __init__(self, url, path_url):
        self.url = url
        self.path_url = path_url

@pytest.fixture
def adapter():
    return HTTPAdapter()

def test_http_url_without_proxy(adapter):
    request = MockRequest('http://example.com/path', '/path')
    proxies = {}
    codeflash_output = adapter.request_url(request, proxies)

def test_https_url_without_proxy(adapter):
    request = MockRequest('https://example.com/path', '/path')
    proxies = {}
    codeflash_output = adapter.request_url(request, proxies)

def test_http_url_with_http_proxy(adapter):
    request = MockRequest('http://example.com/path', '/path')
    proxies = {'http': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_http_url_with_socks_proxy(adapter):
    request = MockRequest('http://example.com/path', '/path')
    proxies = {'http': 'socks5://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_https_url_with_http_proxy(adapter):
    request = MockRequest('https://example.com/path', '/path')
    proxies = {'http': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_https_url_with_socks_proxy(adapter):
    request = MockRequest('https://example.com/path', '/path')
    proxies = {'https': 'socks5://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_http_url_with_authentication(adapter):
    request = MockRequest('http://user:pass@example.com/path', '/path')
    proxies = {'http': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_https_url_with_authentication(adapter):
    request = MockRequest('https://user:pass@example.com/path', '/path')
    proxies = {'https': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_http_url_with_fragment(adapter):
    request = MockRequest('http://example.com/path#section', '/path')
    proxies = {'http': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_https_url_with_fragment(adapter):
    request = MockRequest('https://example.com/path#section', '/path')
    proxies = {'https': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_http_url_with_authentication_and_fragment(adapter):
    request = MockRequest('http://user:pass@example.com/path#section', '/path')
    proxies = {'http': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_https_url_with_authentication_and_fragment(adapter):
    request = MockRequest('https://user:pass@example.com/path#section', '/path')
    proxies = {'https': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_http_url_starting_with_double_slashes(adapter):
    request = MockRequest('http://example.com//path', '//path')
    proxies = {'http': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_https_url_starting_with_double_slashes(adapter):
    request = MockRequest('https://example.com//path', '//path')
    proxies = {'https': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)




def test_large_url(adapter):
    large_url = 'http://example.com/' + 'a' * 10000
    request = MockRequest(large_url, '/' + 'a' * 10000)
    proxies = {'http': 'http://proxy.com'}
    codeflash_output = adapter.request_url(request, proxies)

def test_large_number_of_proxies(adapter):
    proxies = {f'http://proxy{i}.com': 'http://proxy.com' for i in range(1000)}
    request = MockRequest('http://example.com/path', '/path')
    codeflash_output = adapter.request_url(request, proxies)
# codeflash_output is used to check that the output of the original code is the same as that of the optimized code.

📢 Feedback on this optimization?