[changes] copilot suggestions

Author: Aryamanz29

pyatlan/client/atlan.py

@@ -169,7 +169,7 @@ def __init__(self, **data):
         super().__init__(**data)
         self._request_params = (
             {"headers": {"authorization": f"Bearer {self.api_key}"}}
-            if self.api_key
+            if self.api_key and self.api_key.strip()
             else {"headers": {}}
         )
         # Configure httpx client with the provided retry settings

pyatlan/pkg/utils.py

@@ -108,7 +108,7 @@ def get_client(
 
 async def get_client_async(
     impersonate_user_id: str, set_pkg_headers: Optional[bool] = False
-):
+) -> AsyncAtlanClient:
     """
     Set up the default async Atlan client, based on environment variables.
     This will use an API token if found in ATLAN_API_KEY, and will fallback to attempting to impersonate a user if