From 2f83c1f9cba1964360263fbf87778813892c6f70 Mon Sep 17 00:00:00 2001
From: Justus Kuhlmann <justus@kuhl-mann.de>
Date: Tue, 5 May 2026 16:21:05 +0200
Subject: [PATCH] throw error if library path is not found in get_db_file

---
 corrlib/tools.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/corrlib/tools.py b/corrlib/tools.py
index 93f0678..f66e35d 100644
--- a/corrlib/tools.py
+++ b/corrlib/tools.py
@@ -115,6 +115,8 @@ def get_db_file(path: Path) -> Path:
     db_file: str
         The file holding the database.
     """
+    if not os.path.exists(path):
+        raise FileNotFoundError(f"Corrlib path {path} does not exist.")
     config_path = os.path.join(path, CONFIG_FILENAME)
     config = ConfigParser()
     if os.path.exists(config_path):