model: Expand homedir for directory in model configs

Fixes: #487

Signed-off-By: John Andersen <[email protected]>

Author: abdallah197

CHANGELOG.md

@@ -22,6 +22,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   incorrectly.
 - `operations_parameter_set_pairs` moved to `MemoryOrchestratorContext`
 - Ignore generated files in `docs/plugins/`
+- Treat `"~"` as the the home directory rather than a literal
 - Windows support by selecting `asyncio.ProactorEventLoop` and not using
   `asyncio.FastChildWatcher`.
 

dffml/model/model.py

@@ -84,8 +84,13 @@ def __init__(self, config):
         # TODO Just in case its a string. We should make it so that on
         # instantiation of an @config we convert properties to their correct
         # types.
-        if isinstance(getattr(self.config, "directory", None), str):
-            self.config.directory = pathlib.Path(self.config.directory)
+        directory = getattr(self.config, "directory", None)
+        if isinstance(directory, str):
+            directory = pathlib.Path(directory)
+        if isinstance(directory, pathlib.Path):
+            # to treat "~" as the the home directory rather than a literal
+            directory = directory.expanduser().resolve()
+            self.config.directory = directory
 
     def __call__(self) -> ModelContext:
         self._make_config_directory()