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  • 在Windows下使用iPython

    安装

    1. 安装python。官网下载去:http://www.python.org/getit/
    2. 安装distribute。下载这个py,然后运行:http://python-distribute.org/distribute_setup.py
    3. 安装pip。下载这个py,然后运行:https://raw.github.com/pypa/pip/master/contrib/get-pip.py
    4. 启动命令行(注意,如果是win7/vista及以上,用管理员权限:不会?右键cmd,然后选择“以管理员身份运行”)
    5. 安装pyreadline。运行命令pip install pyreadline。一定要先安装这个,然后再安装ipython,否则ipython无法执行。
    6. 安装ipython。运行pip install ipython
    7. 安装完毕,输入ipython启动

    可能遇到的问题

    1. 无法启动ipython,报如下错

    Traceback (most recent call last):
      File "C:\Python27\Scripts\ipython-script.py", line 5, in <module>
        from pkg_resources import load_entry_point
      File "C:\Python27\lib\site-packages\distribute-0.6.35-py2.7.egg\pkg_resources.
    py", line 2809, in <module>
        parse_requirements(__requires__), Environment()
      File "C:\Python27\lib\site-packages\distribute-0.6.35-py2.7.egg\pkg_resources.
    py", line 594, in resolve
        raise DistributionNotFound(req)
    pkg_resources.DistributionNotFound: pyreadline>=1.7.1

    这是安装第四步,没有使用管理员权限执行;以及没有先安装pyreadline的缘故。

    2. 执行ipython qtconsole时候报错

    Error in sys.excepthook:
    Traceback (most recent call last):
      File "C:\Python27\lib\site-packages\IPython\frontend\qt\console\qtconsoleapp.p
    y", line 51, in gui_excepthook
        old_excepthook(exctype, value, tb)
    TypeError: 'NoneType' object is not callable

    Original exception was:
    Traceback (most recent call last):
      File "C:\Python27\Scripts\ipython-script.py", line 9, in <module>
        load_entry_point('ipython==0.13.1', 'console_scripts', 'ipython')()
      File "C:\Python27\lib\site-packages\IPython\frontend\terminal\ipapp.py", line
    388, in launch_new_instance
        app.initialize()
      File "<string>", line 2, in initialize
      File "C:\Python27\lib\site-packages\IPython\config\application.py", line 84, i
    n catch_config_error
        return method(app, *args, **kwargs)
      File "C:\Python27\lib\site-packages\IPython\frontend\terminal\ipapp.py", line
    313, in initialize
        super(TerminalIPythonApp, self).initialize(argv)
      File "<string>", line 2, in initialize
      File "C:\Python27\lib\site-packages\IPython\config\application.py", line 84, i
    n catch_config_error
        return method(app, *args, **kwargs)
      File "C:\Python27\lib\site-packages\IPython\core\application.py", line 325, in
     initialize
        self.parse_command_line(argv)
      File "C:\Python27\lib\site-packages\IPython\frontend\terminal\ipapp.py", line
    308, in parse_command_line
        return super(TerminalIPythonApp, self).parse_command_line(argv)
      File "<string>", line 2, in parse_command_line
      File "C:\Python27\lib\site-packages\IPython\config\application.py", line 84, i
    n catch_config_error
        return method(app, *args, **kwargs)
      File "C:\Python27\lib\site-packages\IPython\config\application.py", line 420,
    in parse_command_line
        return self.initialize_subcommand(subc, subargv)
      File "<string>", line 2, in initialize_subcommand
      File "C:\Python27\lib\site-packages\IPython\config\application.py", line 84, i
    n catch_config_error
        return method(app, *args, **kwargs)
      File "C:\Python27\lib\site-packages\IPython\config\application.py", line 352,
    in initialize_subcommand
        subapp = import_item(subapp)
      File "C:\Python27\lib\site-packages\IPython\utils\importstring.py", line 40, i
    n import_item
        module = __import__(package,fromlist=[obj])
      File "C:\Python27\lib\site-packages\IPython\frontend\qt\console\qtconsoleapp.p
    y", line 56, in <module>
        from IPython.external.qt import QtCore, QtGui
      File "C:\Python27\lib\site-packages\IPython\external\qt.py", line 43, in <modu
    le>
        raise ImportError('Cannot import PySide >= 1.0.3 or PyQt4 >= 4.7')
    ImportError: Cannot import PySide >= 1.0.3 or PyQt4 >= 4.7

    安装PyQt即可:pip install pyqt

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  • 原文地址:https://www.cnblogs.com/SelaSelah/p/2957145.html
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