Update CombinedDistribution in distributions.py

Passed the time and individual arguments are now being passed to each distribution that gets sampled within the CombinedDistribution's sample method.

This expand's the functionality in some cases while leaving the default behaviour the same.

Author: galenseilis

ciw/dists/distributions.py

@@ -79,8 +79,8 @@ def __repr__(self):
         return "CombinedDistribution"
 
     def sample(self, t=None, ind=None):
-        s1 = self.d1.sample()
-        s2 = self.d2.sample()
+        s1 = self.d1.sample(t, ind)
+        s2 = self.d2.sample(t, ind)
         return self.operator(s1, s2)