README update, added todo

README.md

@@ -25,7 +25,7 @@ This module will install a command line utility called `osxphotos` that allows y
 
 If you only care about the command line tool, I recommend installing with [pipx](https://github.com/pipxproject/pipx)
 
-After install pipx:
+After installing pipx:
 `pipx install osxphotos`
 
 ```

osxphotos/__init__.py

@@ -199,6 +199,7 @@ class PhotosDB:
         return os.path.abspath(self._dbfile)
 
     def get_photos_library_path(self):
+        # TODO: move this to a module-level function
         # return the path to the Photos library
         plist_file = Path(
             str(Path.home())