feat(rtm): create conv supports unique parameter

Author: weakish

leancloud/conversation.py

@@ -22,16 +22,20 @@ class Conversation(Object):
     """
     :param name: 会话名称
     :param is_system: 是否系统会话
-    :param is_transient: 是否暂态对话
+    :param is_transient: 是否暂态会话
+    :param is_unique: 是否重用成员相同的会话（暂停会话不支持此参数）
     """
-    def __init__(self, name=None, is_system=False, is_transient=False):
+    def __init__(self, name=None, is_system=False, is_transient=False, is_unique=True):
         super(Conversation, self).__init__()
         if name:
             self.set('name', name)
         if is_system:
             self.set('sys', True)
+
         if is_transient:
             self.set('tr', True)
+        else:
+            self.set('unique', is_unique)
 
     @property
     def name(self):

tests/test_conversation.py

@@ -27,6 +27,7 @@ def test_create_conversation():
     conv = Conversation('testConversation')
     conv.save()
     assert conv.id
+    assert conv.is_unique
     assert not conv.is_system
     assert not conv.is_transient
     conv.destroy()
@@ -36,6 +37,7 @@ def test_create_conversation():
     assert conv.id
     assert conv.is_system
     assert conv.is_transient
+    assert not conv.is_unique
     conv.destroy()