擅长:python、mysql、java
<p>with构造在退出块时关闭文件</em>。您需要先用块读取<code>infile</code>中的数据</p>
<pre><code>import csv
with open('myfile.csv', mode='r') as infile:
reader = csv.reader(infile,)
DICT = {rows[0]:rows[1] for rows in reader if len(rows) == 2}
print DICT
n = ['F59241', 'F65563', 'F59226', 'F69215']
for key in n:
if DICT.get(key):
print ((key) + ' : ' + DICT[key])
else:
print((key) + ' : ' + "Not Available")
</code></pre>