Turn off OrderedDict for yaml.

Fixes #12.

tablib/core.py

@@ -235,11 +235,16 @@ class Dataset(object):
             return False
 
 
-    def _package(self, dicts=True):
+    def _package(self, dicts=True, ordered=True):
         """Packages Dataset into lists of dictionaries for transmission."""
 
         _data = list(self._data)
 
+        if ordered:
+            dict_pack = OrderedDict
+        else:
+            dict_pack = dict
+
         # Execute formatters
         if self._formatters:
             for row_i, row in enumerate(_data):
@@ -256,7 +261,7 @@ class Dataset(object):
 
         if self.headers:
             if dicts:
-                data = [OrderedDict(list(zip(self.headers, data_row))) for data_row in _data]
+                data = [dict_pack(list(zip(self.headers, data_row))) for data_row in _data]
             else:
                 data = [list(self.headers)] + list(_data)
         else:
@@ -786,13 +791,19 @@ class Databook(object):
             raise InvalidDatasetType
 
 
-    def _package(self):
+    def _package(self, ordered=True):
         """Packages :class:`Databook` for delivery."""
         collector = []
+
+        if ordered:
+            dict_pack = OrderedDict
+        else:
+            dict_pack = dict
+
         for dset in self._datasets:
-            collector.append(OrderedDict(
+            collector.append(dict_pack(
                 title = dset.title,
-                data = dset.dict
+                data = dset._package(ordered=ordered)
             ))
         return collector
 

tablib/formats/_yaml.py

@@ -12,7 +12,7 @@ except ImportError:
         import tablib.packages.yaml3 as yaml
     else:
         import tablib.packages.yaml as yaml
-    
+
 
 import tablib
 
@@ -25,7 +25,8 @@ extentions = ('yaml', 'yml')
 
 def export_set(dataset):
     """Returns YAML representation of Dataset."""
-    return yaml.dump(dataset.dict)
+
+    return yaml.dump(dataset._package(ordered=False))
 
 
 def export_book(databook):
@@ -50,7 +51,7 @@ def import_book(dbook, in_stream):
         data.title = sheet['title']
         data.dict = sheet['data']
         dbook.add_sheet(data)
-        
+
 def detect(stream):
     """Returns True if given stream is valid YAML."""
     try: