First implemenation of a json I/O

tests/io_test.py

@@ -0,0 +1,36 @@
+import pyerrors.obs as pe
+import pyerrors.input.json as jsonio
+import numpy as np
+import os
+
+
+def test_jsonio():
+    o = pe.pseudo_Obs(1.0, .2, 'one')
+    o2 = pe.pseudo_Obs(0.5, .1, 'two|r1')
+    o3 = pe.pseudo_Obs(0.5, .1, 'two|r2')
+    o4 = pe.merge_obs([o2, o3])
+    do = o - .2 * o4
+
+    o5 = pe.pseudo_Obs(0.8, .1, 'two|r2')
+    testl = [o3, o5]
+
+    mat = np.array([[pe.pseudo_Obs(1.0, .1, 'mat'), pe.pseudo_Obs(0.3, .1, 'mat')], [pe.pseudo_Obs(0.2, .1, 'mat'), pe.pseudo_Obs(2.0, .4, 'mat')]])
+
+    ol = [do, testl, mat]
+    fname = 'test_rw'
+
+    jsonio.dump_to_json(ol, fname, indent=1)
+
+    rl = jsonio.load_json(fname)
+
+    os.remove(fname + '.json.gz')
+
+    for i in range(len(rl)):
+        if isinstance(ol[i], pe.Obs):
+            o = ol[i] - rl[i]
+            assert(o.is_zero())
+        or1 = np.ravel(ol[i])
+        or2 = np.ravel(rl[i])
+        for j in range(len(or1)):
+            o = or1[i] - or2[i]
+            assert(o.is_zero())