<p><strong>你好Chuck0185</strong></p>
<p><strong>在启动Python3之前,请先阅读此最佳网站,</strong><br/>
1<a href="https://www.tutorialspoint.com/python3/" rel="nofollow noreferrer">https://www.tutorialspoint.com/python3/</a><br/>
2<a href="https://docs.python.org/3/tutorial/" rel="nofollow noreferrer">https://docs.python.org/3/tutorial/</a><br/>
三。<a href="https://learnpythonthehardway.org/python3/" rel="nofollow noreferrer">https://learnpythonthehardway.org/python3/</a></p>
<p><strong>python 2和python 3的区别,</strong><br/>
1<a href="http://sebastianraschka.com/Articles/2014_python_2_3_key_diff.html" rel="nofollow noreferrer">http://sebastianraschka.com/Articles/2014_python_2_3_key_diff.html</a><br/>
2<a href="https://www.quora.com/What-are-the-major-differences-between-Python-2-and-Python-3" rel="nofollow noreferrer">https://www.quora.com/What-are-the-major-differences-between-Python-2-and-Python-3</a></p>
<p><strong>Pycharm工具知识,用于最佳网站,</strong><br/>
1<a href="https://www.jetbrains.com/help/pycharm/2017.1/creating-and-running-your-first-python-project.html" rel="nofollow noreferrer">https://www.jetbrains.com/help/pycharm/2017.1/creating-and-running-your-first-python-project.html</a></p>
<p><strong>尝试此代码,</strong>
使用Python2:</p>
<pre><code>#!/usr/bin/python
# Using python 2
class class_name:
def createName(self, name):
self.name=name
def display_name(self):
return self.name
def saying(self):
print("hello %s" % self.name)
first=class_name()
second=class_name()
first.createName('Chuck')
second.createName('tony')
print "First Name is: %s" % first.display_name()
print "Second Name is: %s" % second.display_name()
first.saying()
second.saying()
</code></pre>
<p>使用Python3:</p>
^{pr2}$
<p>我希望我的回答对你有用。在</p>