reword docs and make lint

Author: kevinjqliu

mkdocs/docs/configuration.md

@@ -28,11 +28,11 @@ hide:
 
 There are three ways to pass in configuration:
 
-- Using the `.pyiceberg.yaml` configuration file stored in either the directory specified by the `PYICEBERG_HOME` environment variable, the home directory, or current working directory.
+- Using the `.pyiceberg.yaml` configuration file (Recommended)
 - Through environment variables
 - By passing in credentials through the CLI or the Python API
 
-The configuration file is recommended since that's the easiest way to manage the credentials.
+The configuration file can be stored in either the directory specified by the `PYICEBERG_HOME` environment variable, the home directory, or current working directory (in this order).
 
 To change the path searched for the `.pyiceberg.yaml`, you can overwrite the `PYICEBERG_HOME` environment variable.
 

tests/utils/test_config.py

@@ -164,6 +164,6 @@ def create_config_files(
     if config_setup.get("config_location") in ["current", "both"]:
         monkeypatch.chdir(paths["current"])
 
-    assert Config()._from_configuration_files() == expected_result, (
-        f"Unexpected configuration result for content: {expected_result}"
-    )
+    assert (
+        Config()._from_configuration_files() == expected_result
+    ), f"Unexpected configuration result for content: {expected_result}"