<p>以上答案与发电机B2无关。在</p>
<p>我使用的是resend_unprocessed(),它实际上起作用了。在</p>
<p>boto日志:</p>
<pre><code>2015-11-03 08:45:13,427 INFO: table.resend_unprocessed (1491): 1424-MainThread: Re-sending 11 unprocessed items.
2015-11-03 08:45:13,427 INFO: table.resend_unprocessed (1502): 1424-MainThread: Sending 11 items
2015-11-03 08:45:13,428 DEBUG: connection._mexe (910): 1424-MainThread: Method: POST
2015-11-03 08:45:13,428 DEBUG: connection._mexe (911): 1424-MainThread: Path: /
2015-11-03 08:45:13,428 DEBUG: connection._mexe (912): 1424-MainThread: Data: {"RequestItems": {"user_feed": [{"PutRequest": XXXXXXXXXXXXX }
2015-11-03 08:45:13,429 DEBUG: connection._mexe (913): 1424-MainThread: Headers: {'Host': 'dynamodb.us-east-1.amazonaws.com', 'Content-Type': 'application/x-amz-json-1.0', 'Content-Length': '1540', 'X-Amz-Target': 'DynamoDB_20120810.BatchWriteItem'}
2015-11-03 08:45:13,453 DEBUG: layer1._retry_handler (2746): 1424-MainThread: Saw HTTP status: 200
2015-11-03 08:45:13,453 DEBUG: layer1._retry_handler (2778): 1424-MainThread: Validating crc32 checksum for body: {"UnprocessedItems":{}}
2015-11-03 08:45:13,453 DEBUG: layer1.make_request (2733): 1424-MainThread: {"UnprocessedItems":{}}
2015-11-03 08:45:13,453 INFO: table.resend_unprocessed (1506): 1424-MainThread: 0 unprocessed items left
</code></pre>
<p>但正如在<a href="http://boto.readthedocs.org/en/latest/ref/dynamodb2.html" rel="nofollow">http://boto.readthedocs.org/en/latest/ref/dynamodb2.html</a>所写</p>
<p>“由表用作批处理写入的上下文管理器。在</p>
<p>您可能不想直接使用此对象。”</p>
<p>不应使用未处理的重发。上下文管理器在处理您的请求时执行此操作。(看看你的博图日志)</p>
<p>比如:</p>
^{pr2}$