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<p>我想在数据库中保存一堆元组</p>
<pre><code> cursor = cnx.cursor()
query = """INSERT INTO `TableA`
(`clientid`,
`createddatetime`,
`siteid`,...)
VALUES(?,?,?,...)"""
cursor.executemany(query, listTosave)
</code></pre>
<p>My<strong>listTosave</strong>包含元组列表,如</p>
<blockquote>
<p>[('AS0001', '1170', 1, '1', 'Unknown', 442, 1, datetime.datetime(2018,
5, 28, 23, 0), datetime.datetime(2018, 3, 15, 11, 15),
datetime.datetime(2018, 3, 15, 10, 56), datetime.datetime(2018, 5, 28,
23, 18, 26), datetime.datetime(2018, 5, 28, 23, 59, 22),
Decimal('15177.3184'), Decimal('15185.7562'), Decimal('8.4378'),
Decimal('1313.0547'), Decimal('1313.6179'), Decimal('0.5632'),
Decimal('0.0000'), Decimal('0.0000'), Decimal('0.0000'),
Decimal('0.0000'), Decimal('0.0000'), Decimal('0.0000'),
Decimal('24.6518'), Decimal('24.6518'), 15101.7062, 0.0, 0.0, 0.0,
24.6563), (........... )]</p>
</blockquote>
<p>当我试图拯救时,我得到了</p>
<pre><code> File "/tmp/pymodules/pymysql/cursors.py", line 194, in executemany
File "/tmp/pymodules/pymysql/cursors.py", line 194, in <genexpr>
File "/tmp/pymodules/pymysql/cursors.py", line 163, in execute
File "/tmp/pymodules/pymysql/cursors.py", line 142, in mogrify
TypeError: not all arguments converted during string formatting
</code></pre>
<p>为什么会出现这个错误?你知道吗</p>
<p><strong>编辑:</strong>我还将datetime对象/十进制对象转换为字符串。我的新单子是这样的</p>
<blockquote>
<p>[('AS0001', '1170', '1', '1', 'Unknown', '442', '1', '2018-05-28
23:00:00', '2018-03-15 11:15:00', '2018-03-15 10:56:00', '2018-05-28
23:18:26', '2018-05-28 23:59:22', '15177.3184', '15185.7562',
'8.4378', '1313.0547', '1313.6179', '0.5632', '0.0000', '0.0000',
'0.0000', '0.0000', '0.0000', '0.0000', '24.6518', '24.6518',
'15101.7062', '0.0', '0.0', '0.0', '24.6563'), (.....)]</p>
</blockquote>
<p>但我还是犯了同样的错误</p>