学习python的利器-ipython

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ipython是python交互式shell, 它支持代码自动补全，支持高亮，支持shell命令;

我个人觉得ipython最大的好处就是代码自动补全(同时它会列出模块里的类、函数、变量，这样对于学习某一个模块太有帮助了，下面的例子显示怎么使用ipython 的帮助功能：

在ubuntu下首先安装ipython

sudo apt-get install ipython

启动ipython：

观察email 的MIMEText方法使用帮助：

In [1]: import emailIn [2]: print email.email.Charset              email._LOWERNAMES          email.__reduce_ex__email.Encoders             email._MIMENAMES           email.__repr__email.Errors               email.__all__              email.__setattr__email.FeedParser           email.__builtins__         email.__sizeof__email.Generator            email.__class__            email.__str__email.Header               email.__delattr__          email.__subclasshook__email.Iterators            email.__dict__             email.__version__email.LazyImporter         email.__doc__              email._nameemail.MIMEAudio            email.__file__             email.base64MIMEemail.MIMEBase             email.__format__           email.emailemail.MIMEImage            email.__getattribute__     email.importeremail.MIMEMessage          email.__hash__             email.message_from_fileemail.MIMEMultipart        email.__init__             email.message_from_stringemail.MIMENonMultipart     email.__name__             email.mimeemail.MIMEText             email.__new__              email.quopriMIMEemail.Message              email.__package__          email.sysemail.Parser               email.__path__             email.Utils                email.__reduce__

In [2]: print email.mime.text.email.mime.text.MIMENonMultipart  email.mime.text.__file__          email.mime.text.__reduce__email.mime.text.MIMEText          email.mime.text.__format__        email.mime.text.__reduce_ex__email.mime.text.__all__           email.mime.text.__getattribute__  email.mime.text.__repr__email.mime.text.__builtins__      email.mime.text.__hash__          email.mime.text.__setattr__email.mime.text.__class__         email.mime.text.__init__          email.mime.text.__sizeof__email.mime.text.__delattr__       email.mime.text.__name__          email.mime.text.__str__email.mime.text.__dict__          email.mime.text.__new__           email.mime.text.__subclasshook__email.mime.text.__doc__           email.mime.text.__package__       email.mime.text.encode_7or8bit

In [3]: help email.mime.text.MIMEText
------> help(email.mime.text.MIMEText)

class MIMEText(email.mime.nonmultipart.MIMENonMultipart) |  Class for generating text/* type MIME documents. |   |  Method resolution order: |      MIMEText |      email.mime.nonmultipart.MIMENonMultipart |      email.mime.base.MIMEBase |      email.message.Message |   |  Methods defined here: |   |  __init__(self, _text, _subtype='plain', _charset='us-ascii') |      Create a text/* type MIME document. |       |      _text is the string for this message object. |       |      _subtype is the MIME sub content type, defaulting to "plain". |       |      _charset is the character set parameter added to the Content-Type |      header.  This defaults to "us-ascii".  Note that as a side-effect, the |      Content-Transfer-Encoding header will also be set. |   |  ----------------------------------------------------------------------

关于ipython 的介绍：

http://baike.baidu.com/view/5922975.htm

http://www.cnblogs.com/yuxc/archive/2011/03/24/2029786.html

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