fixes #587

Author: jph00

fastcore/basics.py

@@ -22,6 +22,7 @@
 from .imports import *
 import builtins,types,typing
 import pprint
+from copy import copy
 try: from types import UnionType
 except ImportError: UnionType = None
 

nbs/01_basics.ipynb

@@ -19,6 +19,7 @@
     "from fastcore.imports import *\n",
     "import builtins,types,typing\n",
     "import pprint\n",
+    "from copy import copy\n",
     "try: from types import UnionType\n",
     "except ImportError: UnionType = None"
    ]