Adding a background_func decorator

shrapnel/decorator.py

@@ -0,0 +1,22 @@
+from functools import wraps
+
+from shrapnel.classtools import BackgroundFunction
+
+def background_func(func):
+    """
+    A decorator that will convert the decorated function to a BackgroundFunction.
+    """
+    class FuncClass(BackgroundFunction):
+        def __init__(self, *args, **kwargs):
+            self.args = args
+            self.kwargs = kwargs
+            super(FuncClass, self).__init__()
+
+        def execute(self):
+            return func(*self.args, **self.kwargs)
+
+    @wraps(func)
+    def decorated(*args, **kwargs):
+        return FuncClass(*args, **kwargs)
+
+    return decorated