attempt at fix

Author: mrkaye97

hatchet_sdk/loader.py

@@ -68,6 +68,8 @@ def __init__(self, directory: str):
         self.directory = directory
 
     def load_client_config(self, defaults: ClientConfig) -> ClientConfig:
+        _empty_defaults_do_not_export = ClientConfig()
+
         config_file_path = os.path.join(self.directory, "client.yaml")
         config_data: object = {"tls": {}}
 
@@ -99,9 +101,12 @@ def get_config_value(key, env_var):
                 "Token must be set via HATCHET_CLIENT_TOKEN environment variable"
             )
 
-        host_port = get_config_value("hostPort", "HATCHET_CLIENT_HOST_PORT")
+        host_port = get_config_value("host_port", "HATCHET_CLIENT_HOST_PORT")
         server_url: str | None = None
 
+        if host_port != _empty_defaults_do_not_export.host_port:
+            server_url = host_port
+
         grpc_max_recv_message_length = get_config_value(
             "grpc_max_recv_message_length",
             "HATCHET_CLIENT_GRPC_MAX_RECV_MESSAGE_LENGTH",