Changeset 404ebbd in sasmodels for sasmodels/models/polymer_excl_volume.py

Timestamp:

Jul 30, 2017 12:56:22 AM (7 years ago)

Author:

Paul Kienzle <pkienzle@…>

Branches:

master, core_shell_microgels, costrafo411, magnetic_model, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests

Children:

48462b0

Parents:

a151caa

Message:

tuned random model generation for more models

File:

• sasmodels/models/polymer_excl_volume.py (modified) (2 diffs)

sasmodels/models/polymer_excl_volume.py

@@ -108 +108 @@
 #   ["name", "units", default, [lower, upper], "type", "description"],
 parameters = [
-    ["rg",        "Ang", 60.0, [0, inf],    "", "Radius of Gyration"],
-    ["porod_exp", "",     3.0, [-inf, inf], "", "Porod exponent"],
+    ["rg",        "Ang", 60.0, [0, inf], "", "Radius of Gyration"],
+    ["porod_exp", "",     3.0, [0, inf], "", "Porod exponent"],
 ]
 # pylint: enable=bad-whitespace, line-too-long
@@ -133 +133 @@
 Iq.vectorized = True  # Iq accepts an array of q values
 
+def random():
+    import numpy as np
+    rg = 10**np.random.uniform(0, 4)
+    porod_exp = np.random.uniform(1e-3, 6)
+    scale = 10**np.random.uniform(1, 5)
+    pars = dict(
+        #background=0,
+        scale=scale,
+        rg=rg,
+        porod_exp=porod_exp,
+    )
+    return pars
+
 tests = [
     # Accuracy tests based on content in test/polyexclvol_default_igor.txt