fix value extraction

see #228
adtzlr · Aug 3, 2022 · caf9104 · caf9104
1 parent 4445810
commit caf9104
Showing 1 changed file with 2 additions and 9 deletions.
diff --git a/felupe/math/_field.py b/felupe/math/_field.py
@@ -43,15 +43,8 @@ def extract(field, grad=True, sym=False, add_identity=True):
 
 def values(field):
     "Return values of a field or a tuple of fields."
-
-    if "mixed" in str(type(field)).lower():
-        field = field.fields
-
-    if isinstance(field, tuple) or isinstance(field, list):
-        return np.concatenate([f.values.ravel() for f in field])
-
-    else:
-        return field.values.ravel()
+
+    return np.concatenate([f.values.ravel() for f in field.fields])
 
 
 def norm(array):