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Resolve envvar lazily #6

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Merged
bfirsh merged 1 commit into from
May 16, 2022
Merged

Resolve envvar lazily #6

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13 changes: 9 additions & 4 deletions replicate/client.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,10 +9,9 @@
class Client:
def __init__(self, api_token=None) -> None:
super().__init__()
# Client is instantiated at import time, so do as little as possible.
# This includes resolving environment variables -- they might be set programmatically.
self.api_token = api_token
if self.api_token is None:
self.api_token = os.environ.get("REPLICATE_API_TOKEN")

self.base_url = "https://api.replicate.com"

# TODO: make thread safe
Expand All @@ -31,7 +30,13 @@ def _post(self, path: str, **kwargs):
return self.session.post(self.base_url + path, **kwargs)

def _headers(self):
return {"Authorization": f"Token {self.api_token}"}
return {"Authorization": f"Token {self._api_token()}"}

def _api_token(self):
# Evaluate lazily in case environment variable is set with dotenv, or something
if self.api_token is None:
return os.environ.get("REPLICATE_API_TOKEN")
return self.api_token

@property
def models(self) -> ModelCollection:
Expand Down