Merge branch 'speed-up-sampler-tests' into 'master'

Reduce time required for the sampler tests

See merge request !949

.gitlab-ci.yml

@@ -115,7 +115,6 @@ python-3.7-samplers:
     - python -m pip install .
 
     - pytest test/integration/sampler_run_test.py --durations 10
-    - pytest test/integration/sample_from_the_prior_test.py
 
 # test samplers on python 3.6
 python-3.6-samplers:

test/integration/sample_from_the_prior_test.py

@@ -90,10 +90,11 @@ class Test(unittest.TestCase):
             likelihood=likelihood,
             priors=priors,
             sampler="dynesty",
-            npoints=1000,
-            walks=100,
+            nlive=1000,
+            nact=10,
             outdir=self.outdir,
             label=label,
+            save=False
         )
         pvalues = [
             ks_2samp_wrapper(

test/integration/sampler_run_test.py

@@ -48,7 +48,12 @@ class TestRunningSamplers(unittest.TestCase):
             likelihood=self.likelihood,
             priors=self.priors,
             sampler="dnest4",
-            nlive=100,
+            max_num_levels=2,
+            num_steps=10,
+            new_level_interval=10,
+            num_per_step=10,
+            thread_steps=1,
+            num_particles=50,
             save=False,
         )
 
@@ -147,7 +152,7 @@ class TestRunningSamplers(unittest.TestCase):
             sampler="pymc3",
             draws=50,
             tune=50,
-            n_init=1000,
+            n_init=250,
             save=False,
         )