Update client.py.jinja

Author: rtaycher

openapi_python_client/templates/client.py.jinja

@@ -56,6 +56,6 @@ class AuthenticatedClient(Client):
     auth_header_name: str = "Authorization"
 
     def get_headers(self) -> Dict[str, str]:
-        auth_header_value = f"{self.prefix} {self.token}" if self.prefix else self.token
         """Get headers to be used in authenticated endpoints"""
-        return {self.auth_header_name: auth_header_value, **self.headers}
+        auth_header_value = f"{self.prefix} {self.token}" if self.prefix else self.token
+        return {self.auth_header_name: auth_header_value, **self.headers}