Add timing directive

hug/directives.py

@@ -0,0 +1,16 @@
+from timeit import default_timer as timer
+
+
+class Timer(object):
+    __slots__ = ('start', 'format')
+
+    def __init__(self, format=None, **kwargs):
+        self.start = timer()
+        self.format = format
+
+    def taken(self):
+        return (self.format.format or float)(timer() - self.start)
+
+timer = Timer
+
+