<p>在艰苦学习python练习13中,我们第一次导入了<code>argv</code>。代码如下:</p>
<pre><code>from sys import argv
script, first, second, third = argv
print 'The script is called:' script
print 'Your first variable is:' first
print 'Your second variable is:' second
print 'Your third variable is:' third
</code></pre>
<p>我得到的结果是:</p>
<pre><code>donny@donny:~/Documents/pygame-scripts$ python ex13.py first second third
Traceback (most recent call last):
File "ex13.py", line 1, in <module>
d
NameError: name 'd' is not defined
</code></pre>
<p>我想不通。我在谷歌上搜索了一下,确认我完全复制了代码。任何帮助都将不胜感激。你知道吗</p>
<p>字符串后需要<code>,</code>。如下所示</p>
<pre><code>print 'The script is called:', script
print 'Your first variable is:', first
print 'Your second variable is:', second
print 'Your third variable is:', third
</code></pre>