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May 19, 2023
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23 changes: 21 additions & 2 deletions replicate/client.py
Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@

import requests
from requests.adapters import HTTPAdapter, Retry
from requests.cookies import RequestsCookieJar

from replicate.__about__ import __version__
from replicate.exceptions import ModelError, ReplicateError
Expand All @@ -25,7 +26,7 @@ def __init__(self, api_token: Optional[str] = None) -> None:
self.poll_interval = float(os.environ.get("REPLICATE_POLL_INTERVAL", "0.5"))

# TODO: make thread safe
self.read_session = requests.Session()
self.read_session = _create_session()
read_retries = Retry(
total=5,
backoff_factor=2,
Expand All @@ -50,7 +51,7 @@ def __init__(self, api_token: Optional[str] = None) -> None:
self.read_session.mount("http://", HTTPAdapter(max_retries=read_retries))
self.read_session.mount("https://", HTTPAdapter(max_retries=read_retries))

self.write_session = requests.Session()
self.write_session = _create_session()
write_retries = Retry(
total=5,
backoff_factor=2,
Expand Down Expand Up @@ -138,3 +139,21 @@ def run(self, model_version: str, **kwargs) -> Union[Any, Iterator[Any]]:
if prediction.status == "failed":
raise ModelError(prediction.error)
return prediction.output


class _NonpersistentCookieJar(RequestsCookieJar):
"""
A cookie jar that doesn't persist cookies between requests.
"""

def set(self, name, value, **kwargs) -> None:
return

def set_cookie(self, cookie, *args, **kwargs) -> None:
return


def _create_session() -> requests.Session:
s = requests.Session()
s.cookies = _NonpersistentCookieJar()
return s