发布于 2015-10-19 11:57:58 | 272 次阅读 | 评论: 0 | 来源: 网友投递

这里有新鲜出炉的Python教程,程序狗速度看过来!

Python编程语言

Python 是一种面向对象、解释型计算机程序设计语言,由Guido van Rossum于1989年底发明,第一个公开发行版发行于1991年。Python语法简洁而清晰,具有丰富和强大的类库。它常被昵称为胶水语言,它能够把用其他语言制作的各种模块(尤其是C/C++)很轻松地联结在一起。


这篇文章主要介绍了Windows8下安装Python的BeautifulSoup,本文着重讲解安装中出现的错误和解决方法,需要的朋友可以参考下

运行环境:Windows 8.1
Python:2.7.6

在安装的时候,我使用的pip来进行安装,命令如下:

代码如下:

pip install beautifulsoup4

运行的时候,报错如下:
代码如下:

Exception:
Traceback (most recent call last):
  File "J:Program Files (x86)PythonPython27libsite-packagespipbasecomm
.py", line 122, in main
    status = self.run(options, args)
  File "J:Program Files (x86)PythonPython27libsite-packagespipcommands
stall.py", line 278, in run
    requirement_set.prepare_files(finder, force_root_egg_info=self.bundle, bu
e=self.bundle)
  File "J:Program Files (x86)PythonPython27libsite-packagespipreq.py",
ne 1229, in prepare_files
    req_to_install.run_egg_info()
  File "J:Program Files (x86)PythonPython27libsite-packagespipreq.py",
ne 292, in run_egg_info
    logger.notify('Running setup.py (path:%s) egg_info for package %s' % (sel
etup_py, self.name))
  File "J:Program Files (x86)PythonPython27libsite-packagespipreq.py",
ne 265, in setup_py
    import setuptools
  File "buildbdist.win-amd64eggsetuptools__init__.py", line 11, in <modul
    from setuptools.extension import Extension
  File "buildbdist.win-amd64eggsetuptoolsextension.py", line 5, in <modul
  File "buildbdist.win-amd64eggsetuptoolsdist.py", line 15, in <module>
  File "buildbdist.win-amd64eggsetuptoolscompat.py", line 19, in <module>
  File "J:Program Files (x86)PythonPython27libSimpleHTTPServer.py", line
, in <module>
    class SimpleHTTPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler):
  File "J:Program Files (x86)PythonPython27libSimpleHTTPServer.py", line
8, in SimpleHTTPRequestHandler
    mimetypes.init() # try to read system mime.types
  File "J:Program Files (x86)PythonPython27libmimetypes.py", line 358, i
nit
    db.read_windows_registry()
  File "J:Program Files (x86)PythonPython27libmimetypes.py", line 258, i
ead_windows_registry
    for subkeyname in enum_types(hkcr):
  File "J:Program Files (x86)PythonPython27libmimetypes.py", line 249, i
num_types
    ctype = ctype.encode(default_encoding) # omit in 3.x!
UnicodeDecodeError: 'ascii' codec can't decode byte 0xb0 in position 1: ordin
not in range(128)

Storing debug log for failure in C:UsersAdministratorpippip.log

解决方法:打开C:Python27Lib下的 mimetypes.py 文件,找到大概256行的

代码如下:

default_encoding = sys.getdefaultencoding()

改成:
代码如下:

if sys.getdefaultencoding() != 'gbk':
    reload(sys)
    sys.setdefaultencoding('gbk')
default_encoding = sys.getdefaultencoding()

安装成功后,验证是否安装成功:

代码如下:

C:UsersAdministrator>python
Python 2.7.6 (default, Nov 10 2013, 19:24:24) [MSC v.1500 64 bit (AMD64)] on 32
Type "help", "copyright", "credits" or "license" for more information.
>>> from bs4 import BeautifulSoup
>>> exit()

如果“from bs4 import BeautifulSoup”没有报错的话,则说明安装成功,否则,将报类似错误如下:
代码如下:

Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ImportError: No module named bs4



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