minor

Author: gilliss

pymc3/tests/test_distributions_random.py

@@ -480,13 +480,13 @@ def ref_rand(size, mu, sigma, lower, upper):
 
     def test_truncated_normal_lower(self):
         def ref_rand(size, mu, sigma, lower, upper):
-            return st.truncnorm.rvs((lower-mu)/sd, np.inf, size=size, loc=mu, scale=sd)
+            return st.truncnorm.rvs((lower-mu)/sigma, np.inf, size=size, loc=mu, scale=sigma)
         pymc3_random(pm.TruncatedNormal, {'mu': R, 'sigma': Rplusbig, 'lower':-Rplusbig, 'upper':Rplusbig},
                      ref_rand=ref_rand)
 
     def test_truncated_normal_upper(self):
         def ref_rand(size, mu, sigma, lower, upper):
-            return st.truncnorm.rvs(-np.inf, (upper-mu)/sd, size=size, loc=mu, scale=sd)
+            return st.truncnorm.rvs(-np.inf, (upper-mu)/sigma, size=size, loc=mu, scale=sigma)
         pymc3_random(pm.TruncatedNormal, {'mu': R, 'sigma': Rplusbig, 'lower':-Rplusbig, 'upper':Rplusbig},
                      ref_rand=ref_rand)