✨ feat: add useDeprecated

Author: mic1on

src/usepy/core/useDeprecated.py

@@ -0,0 +1,24 @@
+import warnings
+from functools import wraps
+
+
+def useDeprecated(use_instead=None):
+    """
+    mark functions as deprecated
+    """
+
+    def deco(func):
+        @wraps(func)
+        def wrapped(*args, **kwargs):
+            message = "Call to deprecated function %s." % func.__name__
+            if use_instead:
+                message += " Use %s instead." % use_instead
+            warnings.warn(message, stacklevel=2)
+            return func(*args, **kwargs)
+
+        return wrapped
+
+    if callable(use_instead):
+        deco = deco(use_instead)
+        use_instead = None
+    return deco