From 8c03884f10f977ba12dd3ca0bce968d0107c0341 Mon Sep 17 00:00:00 2001
From: Rahil Doshi <rahil.doshi@fau.de>
Date: Wed, 5 Mar 2025 01:19:23 +0100
Subject: [PATCH] Improve input validation with detailed error messages
---
src/pymatlib/core/interpolators.py | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/src/pymatlib/core/interpolators.py b/src/pymatlib/core/interpolators.py
index 9967a47..e83415d 100644
--- a/src/pymatlib/core/interpolators.py
+++ b/src/pymatlib/core/interpolators.py
@@ -431,10 +431,13 @@ def prepare_interpolation_arrays(T_array: np.ndarray, E_array: np.ndarray) -> di
# Basic validation
if len(T_array) != len(E_array):
- raise ValueError("Temperature and energy density arrays must have the same length")
+ raise ValueError(f"Energy density array (length {len(E_array)}) and temperature array (length {len(T_array)}) must have the same length!")
- if len(T_array) < 2:
- raise ValueError("Arrays must contain at least 2 elements")
+ if not E_array.size or not T_array.size:
+ raise ValueError("Energy density and temperature arrays must not be empty!")
+
+ if len(E_array) < 2:
+ raise ValueError(f"Arrays must contain at least 2 elements, got {len(E_array)}!")
# Check if arrays are monotonic
T_increasing = np.all(np.diff(T_array) > 0)
--
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