Add to_cli method (not implemented).

Author: fabiocaccamo

benedict/dicts/io/io_dict.py

@@ -195,6 +195,9 @@ def to_base64(self, subformat="json", encoding="utf-8", **kwargs):
         kwargs["encoding"] = encoding
         return self._encode(self.dict(), "base64", **kwargs)
 
+    def to_cli(self, **kwargs):
+        raise NotImplementedError
+
     def to_csv(self, key="values", columns=None, columns_row=True, **kwargs):
         """
         Encode a list of dicts in the current dict instance in CSV format.

tests/dicts/io/test_io_dict_cli.py

@@ -45,3 +45,18 @@ def test_from_cli_with_invalid_data(self):
         # constructor
         with self.assertRaises(ValueError):
             IODict(s, format="cli")
+
+    def test_to_cli(self):
+        d = IODict(
+            {
+                "values": [
+                    {"x": "1"},
+                    {"x": "2"},
+                    {"x": "3"},
+                    {"x": "4"},
+                    {"x": "5"},
+                ],
+            }
+        )
+        with self.assertRaises(NotImplementedError):
+            _ = d.to_cli()