things kinda work

anaxi/file_persistence.py

@@ -1,4 +1,5 @@
 import pathlib
+from typing import Any
 
 import yaml
 
@@ -6,3 +7,8 @@ import yaml
 def read_yaml(path: pathlib.Path) -> dict:
     with open(path) as f:
         return yaml.safe_load(f)
+
+
+def write_yaml(path: pathlib.Path, data: Any) -> None:
+    with open(path, "w") as outfile:
+        yaml.dump(data, outfile, default_flow_style=False)