remove obsolete utility function ast_to_value()

  - Its functionality is now provided by tatype.get_type().

1 files changed, 5 insertions, 21 deletions

diff --git a/TurtleArt/taprimitive.py b/TurtleArt/taprimitive.py
index ec30e6c..dafe781 100644
--- a/TurtleArt/taprimitive.py
+++ b/TurtleArt/taprimitive.py
@@ -464,9 +464,12 @@ class Primitive(object):
                         ast_list.append(new_ast)
             return ast_list
 
-        # comments
+        # comment
         elif self == Primitive.comment:
-            text = ' ' + str(ast_to_value(new_arg_asts[0]))
+            if isinstance(new_arg_asts[0], ast.Str):
+                text = ' ' + str(new_arg_asts[0].s)
+            else:
+                text = ' ' + str(new_arg_asts[0])
             return ast_extensions.Comment(text)
 
         # heap
@@ -1083,25 +1086,6 @@ def value_to_ast(value, *args_for_prim, **kwargs_for_prim):
     else:
         raise ValueError("unknown type of raw value: " + repr(type(value)))
 
-def ast_to_value(ast_object):  # TODO make obsolete and remove
-    """ Retrieve the value out of a value AST. Supported AST types:
-    Num, Str, Name, List, Tuple, Set
-    If no value can be extracted, return None. """
-    if not isinstance(ast_object, ast.AST):
-        return ast_object
-    elif isinstance(ast_object, ast.Num):
-        return ast_object.n
-    elif isinstance(ast_object, ast.Str):
-        return ast_object.s
-    elif isinstance(ast_object, (ast.List, ast.Tuple, ast.Set)):
-        return ast_object.elts
-    elif (isinstance(ast_object, ast.Name)):
-        try:
-            return eval(ast_object.id)
-        except NameError:
-            return None
-    else:
-        return None
 
 def ast_yield_true():
     return ast.Yield(value=ast.Name(id='True', ctx=ast.Load))