tools (common/data_format): added serialise and deserialise methods (using json for now)

sat/tools/common/data_format.py

@@ -21,6 +21,7 @@
 #  FIXME: json may be more appropriate than manual serialising like done here
 
 from sat.core import exceptions
+import json
 
 
 def dict2iter(name, dict_, pop=False):
@@ -124,3 +125,18 @@ def getSubDict(name, dict_, sep=u"_"):
                     continue
                 else:
                     yield k[len(name) + 1 :], v
+
+def serialise(data):
+    """Serialise data so it can be sent to bridge
+
+    @return(unicode): serialised data, can be transmitted as string to the bridge
+    """
+    return json.dumps(data, ensure_ascii=False)
+
+def deserialise(serialised_data):
+    """Deserialize data from bridge
+
+    @param serialised_data(unicode): data to deserialise
+    @return(object): deserialised data
+    """
+    return json.loads(serialised_data)