Make settings loading more robust.

materialsproject · May 9, 2020 · 53bbc71 · 53bbc71
1 parent 1ca1f1a
commit 53bbc71
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/pymatgen/__init__.py b/pymatgen/__init__.py
@@ -37,6 +37,7 @@ def _load_pmg_settings():
                 d[k] = v
             elif k in ["VASP_PSP_DIR", "MAPI_KEY", "DEFAULT_FUNCTIONAL"]:
                 d["PMG_" + k] = v
+    d = d or {}
     return dict(d)