dict_2_dataclass works OK as main pathon script

Author: sslHello

dict_2_dataclass.py

@@ -0,0 +1,34 @@
+from typing import Any, Dict, List, Union, NewType, get_type_hints
+from dataclasses import dataclass, field, asdict
+from dacite import from_dict, Config, ForwardReferenceError, UnexpectedDataError, StrictUnionMatchError
+import yaml
+import warnings
+import logging
+import os
+import sys
+
+debug               = 3                                             # global variables
+log                 = logging.getLogger(__name__)                   # logging
+if debug > 2:
+  logging.basicConfig(level=logging.DEBUG)
+elif debug > 1:
+  logging.basicConfig(level=logging.INFO)
+
+@dataclass
+class X:
+  i: int
+  j: int
+
+@dataclass
+class Y:
+  children: Dict[Union[str, int], X]
+  def to_dict(self) -> Dict[str, Any]:
+    return asdict(self)
+
+d = {"children": {1: {"i": 42, "j": 43}, 2: {"i": 37, "j": 38}}}  # Test Dict
+result = from_dict(Y, d)
+print ("Dict d: ...............", d)
+print ("Class result: .........", result)
+print ("YAML result: ..........\n", yaml.dump(result.to_dict(), sort_keys=False, indent=2, default_flow_style=False), "\n")
+print ("Dict result.to_dict(): ", result.to_dict())
+assert result == Y(children={1: X(i=42, j=43), 2: X(i=37, j=38)})