Convert example configs to python

Fixes: #4627

Change-Id: I1049af9fa2f3f9ec06e55811dc9ecfa5f359c805

cfg/softcal_cfg.py

@@ -0,0 +1,16 @@
+Node('r3',
+    'temp sensor on 3He system',
+    'tcp://pc12694:5000',
+    cls = 'frappy.core.Proxy',
+    remote_class = 'frappy_mlz.amagnet.GarfieldMagnet',
+    #remote_class = 'frappy.core.Readable',
+    export = False,
+)
+
+Mod('t3',
+    'frappy_psi.softcal.Sensor',
+    '',
+    value = Param(unit = 'K'),
+    rawsensor = 'r3',
+    calib = 'X131346',
+)