Implemented blueprint https://blueprints.launchpad.net/appy/+spec/shared-xml-marshall-and-unmarshaller

shared/__init__.py

@@ -2,9 +2,30 @@
 import appy
 import os.path
 
+# ------------------------------------------------------------------------------
 appyPath = os.path.realpath(os.path.dirname(appy.__file__))
 mimeTypes = {'odt': 'application/vnd.oasis.opendocument.text',
              'doc': 'application/msword',
              'rtf': 'text/rtf',
              'pdf': 'application/pdf'}
+
+# ------------------------------------------------------------------------------
+class UnmarshalledObject:
+    '''Used for producing objects from a marshalled Python object (in some files
+       like a CSV file or an XML file).'''
+    def __repr__(self):
+        res = u'<PythonObject '
+        for attrName, attrValue in self.__dict__.iteritems():
+            v = attrValue
+            if hasattr(v, '__repr__'):
+                v = v.__repr__()
+            try:
+                res += u'%s = %s ' % (attrName, v)
+            except UnicodeDecodeError:
+                res += u'%s = <encoding problem> ' % attrName
+        res  = res.strip() + '>'
+        return res.encode('utf-8')
+
+# ------------------------------------------------------------------------------
+class Dummy: pass
 # ------------------------------------------------------------------------------