chore: remove unused decide helper and stale references (#503)

* chore: remove unused decide helper and stale references

* style: format test_request with ruff

Author: marandaneto

posthog/client.py

@@ -390,7 +390,7 @@ def get_feature_variants(
         device_id: Optional[str] = None,
     ) -> dict[str, Union[bool, str]]:
         """
-        Get feature flag variants for a user by calling decide.
+        Get feature flag variants for a user.
 
         Args:
             distinct_id: The distinct ID of the user.
@@ -427,7 +427,7 @@ def get_feature_payloads(
         device_id: Optional[str] = None,
     ) -> dict[str, str]:
         """
-        Get feature flag payloads for a user by calling decide.
+        Get feature flag payloads for a user.
 
         Args:
             distinct_id: The distinct ID of the user.
@@ -469,7 +469,7 @@ def get_feature_flags_and_payloads(
         device_id: Optional[str] = None,
     ) -> FlagsAndPayloads:
         """
-        Get feature flags and payloads for a user by calling decide.
+        Get feature flags and payloads for a user.
 
         Args:
             distinct_id: The distinct ID of the user.

posthog/request.py

@@ -73,7 +73,7 @@ def init_poolmanager(self, *args, **kwargs):
 
 
 def _build_session(socket_options: Optional[SocketOptions] = None) -> requests.Session:
-    """Build a session for general requests (batch, decide, etc.)."""
+    """Build a session for general requests (batch, remote config, etc.)."""
     adapter = HTTPAdapterWithSocketOptions(
         max_retries=Retry(
             total=2,
@@ -221,7 +221,7 @@ def _process_response(
     if res.status_code == 200:
         log.debug(success_message)
         response = res.json() if return_json else res
-        # Handle quota limited decide responses by raising a specific error
+        # Handle quota-limited feature flag responses by raising a specific error
         # NB: other services also put entries into the quotaLimited key, but right now we only care about feature flags
         # since most of the other services handle quota limiting in other places in the application.
         if (
@@ -262,18 +262,6 @@ def _process_response(
         raise APIError(res.status_code, res.text, retry_after=retry_after)
 
 
-def decide(
-    api_key: str,
-    host: Optional[str] = None,
-    gzip: bool = False,
-    timeout: int = 15,
-    **kwargs,
-) -> Any:
-    """Post the `kwargs to the decide API endpoint"""
-    res = post(api_key, host, "/decide/?v=4", gzip, timeout, **kwargs)
-    return _process_response(res, success_message="Feature flags decided successfully")
-
-
 def flags(
     api_key: str,
     host: Optional[str] = None,