WIP: Add convience functions to Operator

nifty6/operators/operator.py

@@ -157,6 +157,16 @@ class Operator(metaclass=NiftyMeta):
     def _simplify_for_constant_input_nontrivial(self, c_inp):
         return None, self
 
+    def draw_samples(self, n):
+        return (self(pos) for pos in self.normal_domain_samples(n))
+
+    def normal_domain_samples(self, n):
+        from ..sugar import from_random
+        n = int(n)
+        if n <= 0:
+            raise ValueError
+        return (from_random('normal', self.domain) for _ in range(n))
+
 
 for f in ["sqrt", "exp", "log", "sin", "cos", "tan", "sinh", "cosh", "tanh",
           "sinc", "sigmoid", "absolute", "one_over", "log10", "log1p", "expm1"]: