擅长:python、mysql、java
<p>您可以更轻松地使用熊猫库,如下所示:</p>
<pre><code>import pandas as pd
df = pd.read_csv("trainData.csv", dtype={'col1': int, 'col2': int, 'col3': str, 'col4': str, 'col5': float, 'col6':int,
'col7': int, 'col8': float, 'col9':float, 'col10': str, 'col11': str})
df = map(list, df.values)
print df
</code></pre>
<p><strong>输出:</strong></p>
^{pr2}$
<p>csv文件应该如下所示,因为第一行是列名</p>
<pre><code>col1,col2,col3,col4,col5,col6,col7,col8,col9,col10,col11
892,3,"Kelly, Mr. James",male,34.5,0,0,330911,7.8292,,Q
893,3,"Wilkes, Mrs. James (Ellen Needs)",female,47,1,0,363272,7,,S
894,2,"Myles, Mr. Thomas Francis",male,62,0,0,240276,9.6875,,Q
895,3,"Wirz, Mr. Albert",male,27,0,0,315154,8.6625,,S
896,3,"Hirvonen, Mrs. Alexander (Helga E Lindqvist)",female,22,1,1,3101298,12.2875,,S
897,3,"Svensson, Mr. Johan Cervin",male,14,0,0,7538,9.225,,S
</code></pre>
<p>你可以在这里阅读更多关于熊猫的文章<a href="http://pandas.pydata.org/pandas-docs/stable/tutorials.html" rel="nofollow">http://pandas.pydata.org/pandas-docs/stable/tutorials.html</a></p>