Use warnings from the warnings library

AIDASoft · Jan 10, 2024 · dab3ec7 · dab3ec7
1 parent d948e9e
commit dab3ec7
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/python/podio/frame.py b/python/podio/frame.py
@@ -1,7 +1,7 @@
 #!/usr/bin/env python3
 """Module for the python bindings of the podio::Frame"""
 
-import sys
+import warnings
 import cppyy
 
 import ROOT
@@ -125,8 +125,8 @@ def collections(self):
     Returns:
         tuple(str): The names of the available collections from this Frame.
     """
-    print('WARNING: collections is deprecated, use getAvailableCollections() (like in C++) instead',
-          file=sys.stderr)
+    warnings.warn('WARNING: collections is deprecated use getAvailableCollections()'
+                  ' (like in C++) instead', FutureWarning)
     return self.getAvailableCollections()
 
   def get(self, name):