feat: update OpenFeature Provider with initialize and shutdown methods

Author: jonathannorris

devcycle_python_sdk/open_feature_provider/provider.py

@@ -1,4 +1,5 @@
 import logging
+import time
 
 from typing import Any, Optional, Union, List
 
@@ -9,7 +10,7 @@
 from openfeature.provider.metadata import Metadata
 from openfeature.evaluation_context import EvaluationContext
 from openfeature.flag_evaluation import FlagResolutionDetails, Reason
-from openfeature.exception import ErrorCode, InvalidContextError, TypeMismatchError
+from openfeature.exception import ErrorCode, InvalidContextError, TypeMismatchError, GeneralError
 from openfeature.hook import Hook
 
 logger = logging.getLogger(__name__)
@@ -26,11 +27,27 @@ def __init__(self, devcycle_client: AbstractDevCycleClient):
         self.client = devcycle_client
         self.meta_data = Metadata(name=f"DevCycle {self.client.get_sdk_platform()}")
 
+    def initialize(self, evaluation_context: EvaluationContext) -> None:
+        timeout = 2
+        start_time = time.time()
+        
+        # Wait for the client to be initialized or timeout
+        while not self.client.is_initialized():
+            if time.time() - start_time > timeout:
+                raise GeneralError(f"DevCycleProvider initialization timed out after {timeout} seconds")
+            time.sleep(0.1)  # Sleep briefly to avoid busy waiting
+        
+        if self.client.is_initialized():
+            logger.debug("DevCycleProvider initialized successfully")
+
+    def shutdown(self) -> None:
+        self.client.close()
+
     def get_metadata(self) -> Metadata:
         return self.meta_data
 
     def get_provider_hooks(self) -> List[Hook]:
-        return []
+        return []        
 
     def _resolve(
         self,