In PythonEvaluator, I now evaluate concept and/or concept body

src/core/sheerka/Sheerka.py

@@ -340,6 +340,7 @@ class Sheerka(Concept):
             self.cache_manager.clear()
         self.printer_handler.reset()
         self.sdp.reset()
+        self.locals = {}
 
     def evaluate_user_input(self, text: str, user_name="kodjo"):
         """

src/core/utils.py

@@ -214,6 +214,34 @@ def product(a, b):
     return res
 
 
+def dict_product(a, b):
+    """
+    Cartesian product like where a and b are list of dictionaries
+    >>> a = [{"a": "a", "b":"b", "c":"c"}]
+    >>> b = [{"d":"d1"}, {"d":"d2"}]
+    >>>
+    >>> assert dict_product(a, b) == [{"a": "a", "b":"b", "c":"c", "d":"d1"}, {"a": "a", "b":"b", "c":"c", "d":"d2"}]
+
+    :param a:
+    :param b:
+    :return:
+    """
+    if a is None or len(a) == 0:
+        return b
+    if b is None or len(b) == 0:
+        return a
+
+    res = []
+    for item_a in a:
+        for item_b in b:
+            items = item_a.copy()
+            items.update(item_b)
+            res.append(items)
+
+    return res
+
+
+
 def strip_quotes(text):
     if not isinstance(text, str):
         return text