return>raise TypeError

Author: majidaldo

notebooks/operads.ipynb

@@ -76,7 +76,7 @@
     "    def __init__(self, name, dom, cod):\n",
     "        if not (isinstance(dom, Ob) and isinstance(cod, list)\n",
     "                and all([isinstance(x, Ob) for x in cod])):\n",
-    "            return TypeError\n",
+    "            raise TypeError\n",
     "        self.name, self.dom, self._cod = name, dom, cod\n",
     "        Tree.__init__(self, self, [], _scan=False)\n",
     "\n",