Provide path to default settings/configuration file as a fallback

If the GN2_SETTINGS environment variable, is for some reason, not set,
and the application actually ever tries to get a connection to the
database, then use the default settings/configuration file.

1 files changed, 4 insertions, 1 deletions

diff --git a/wqflask/wqflask/database.py b/wqflask/wqflask/database.py
index 12115e5f..9f659ae6 100644
--- a/wqflask/wqflask/database.py
+++ b/wqflask/wqflask/database.py
@@ -22,7 +22,10 @@ def read_from_pyfile(pyfile, setting):
 def sql_uri():
     """Read the SQL_URI from the environment or settings file."""
     return os.environ.get(
-        "SQL_URI", read_from_pyfile(os.environ.get("GN2_SETTINGS"), "SQL_URI"))
+        "SQL_URI", read_from_pyfile(
+            os.environ.get(
+                "GN2_SETTINGS", os.path.abspath("../etc/default_settings.py")),
+            "SQL_URI"))
 
 engine = create_engine(sql_uri(), encoding="latin1")