[+] Enhanced JSON

hypy_utils/__init__.py

@@ -1,5 +1,10 @@
 __version__ = "1.0.0"
 
+import dataclasses
+import json
+from datetime import datetime, date
+from typing import Union
+
 
 def ansi_rgb(r: int, g: int, b: int, foreground: bool = True) -> str:
     """
@@ -80,3 +85,43 @@ def parse_date_only(iso: str) -> datetime:
     :return: Datetime object
     """
     return datetime(int(iso[:4]), int(iso[5:7]), int(iso[8:10]))
+
+
+class EnhancedJSONEncoder(json.JSONEncoder):
+    """
+    An improvement to the json.JSONEncoder class, which supports:
+    encoding for dataclasses, encoding for datetime, and sets
+    """
+
+    def default(self, o: object) -> object:
+
+        # Support encoding dataclasses
+        # https://stackoverflow.com/a/51286749/7346633
+        if dataclasses.is_dataclass(o):
+            return dataclasses.asdict(o)
+
+        # Support encoding datetime
+        if isinstance(o, (datetime, date)):
+            return o.isoformat()
+
+        # Support for sets
+        # https://stackoverflow.com/a/8230505/7346633
+        if isinstance(o, set):
+            return list(o)
+
+        return super().default(o)
+
+
+def json_stringify(obj: object, indent: Union[int, None] = None) -> str:
+    """
+    Serialize json string with support for dataclasses and datetime and sets and with custom
+    configuration.
+
+    Preconditions:
+        - obj != None
+
+    :param obj: Objects
+    :param indent: Indent size or none
+    :return: Json strings
+    """
+    return json.dumps(obj, indent=indent, cls=EnhancedJSONEncoder, ensure_ascii=False)