X-Git-Url: https://git.efficios.com/?a=blobdiff_plain;f=src%2Fbindings%2Fpython%2Fbt2%2Fbt2%2Ffield.py;h=275d500d6fdd4c11e7a4456b602249c788cb89d3;hb=e5e6a30af8f0ac9dd05710520010b810cd47beb9;hp=fbe609eedb473377a3a16ff55ac4091540626bc0;hpb=13b81b5d9cca1fe1bafe18734edb90717eb771da;p=babeltrace.git

diff --git a/src/bindings/python/bt2/bt2/field.py b/src/bindings/python/bt2/bt2/field.py
index fbe609ee..275d500d 100644
--- a/src/bindings/python/bt2/bt2/field.py
+++ b/src/bindings/python/bt2/bt2/field.py
@@ -855,7 +855,11 @@ class _StaticArrayField(_StaticArrayFieldConst, _ArrayField, _Field):
 
     def _set_value(self, values):
         if len(self) != len(values):
-            raise ValueError('expected length of value and array field to match')
+            raise ValueError(
+                'expected length of value ({}) and array field ({}) to match'.format(
+                    len(values), len(self)
+                )
+            )
 
         for index, value in enumerate(values):
             if value is not None: