feat: search current working directory for config file

Author: IndexSeek

mkdocs/docs/configuration.md

@@ -28,7 +28,7 @@ hide:
 
 There are three ways to pass in configuration:
 
-- Using the `~/.pyiceberg.yaml` configuration file
+- 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.
 - Through environment variables
 - By passing in credentials through the CLI or the Python API
 

pyiceberg/utils/config.py

@@ -84,12 +84,13 @@ def _load_yaml(directory: Optional[str]) -> Optional[RecursiveDict]:
                     return file_config_lowercase
             return None
 
-        # Give priority to the PYICEBERG_HOME directory
-        if pyiceberg_home_config := _load_yaml(os.environ.get(PYICEBERG_HOME)):
-            return pyiceberg_home_config
-        # Look into the home directory
-        if pyiceberg_home_config := _load_yaml(os.path.expanduser("~")):
-            return pyiceberg_home_config
+        # Directories to search for the configuration file
+        search_dirs = [os.environ.get(PYICEBERG_HOME), os.path.expanduser("~"), os.getcwd()]
+
+        for directory in search_dirs:
+            if config := _load_yaml(directory):
+                return config
+
         # Didn't find a config
         return None