A pre-configured requests.Session that auto-retries 5xx + connect errors with exponential backoff, applies a default timeout, and uses connection pooling. Use this everywhere instead of bare requests.get().
Python
import requests
from requests.adapters import HTTPAdapter
from urllib3.util.retry import Retry
def make_session(
retries: int = 5,
backoff: float = 0.3,
timeout: float = 10,
) -> requests.Session:
s = requests.Session()
retry = Retry(
total=retries,
backoff_factor=backoff,
status_forcelist=(429, 500, 502, 503, 504),
allowed_methods=frozenset(["GET", "POST", "PUT", "DELETE", "PATCH"]),
raise_on_status=False,
)
adapter = HTTPAdapter(max_retries=retry, pool_connections=10, pool_maxsize=10)
s.mount("https://", adapter)
s.mount("http://", adapter)
# Stash default timeout on the session — apply it manually in each call.
s.request = lambda *a, **kw: requests.Session.request(s, *a, timeout=kw.pop("timeout", timeout), **kw)
return s
api = make_session()
r = api.get("https://api.example.com/users")
r.raise_for_status()
print(r.json())Save your own code snippets
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