Catch neware reader warnings

navani/echem.py

@@ -3,6 +3,7 @@
 from NewareNDA.NewareNDA import read
 import pandas as pd
 import numpy as np
+import warnings
 from scipy.signal import savgol_filter
 import sqlite3
 import os
@@ -343,7 +344,13 @@ def arbin_state(x):
 
 def neware_reader(filename: Union[str, Path]) -> pd.DataFrame:
     filename = str(filename)
-    df = read(filename)
+    # capture any warnings from NewareNDA and handle the ones about autoscaling
+    with warnings.catch_warnings(record=True) as w:
+        df = read(filename, error_on_missing=False)
+        if w:
+            for warning in w:
+                if "autoscale" in str(warning.message):
+                    print(f"Warning: {warning.message}")
 
     # remap to expected navani columns and units
     df.set_index("Index", inplace=True)