2016-11-25 78 views
1

安装scrapy我想安装scrapy我在ubunu项目。我使用PIP安装scrapy但安装时我总是收到此错误。得到错误,而在Ubuntu

Traceback (most recent call last): 
    File "/usr/bin/pip", line 9, in <module> 
    load_entry_point('pip==1.5.6', 'console_scripts', 'pip')() 
    File "/usr/lib/python2.7/dist-packages/pkg_resources/__init__.py", line 558, in load_entry_point 
    return get_distribution(dist).load_entry_point(group, name) 
    File "/usr/lib/python2.7/dist-packages/pkg_resources/__init__.py", line 2682, in load_entry_point 
    return ep.load() 
    File "/usr/lib/python2.7/dist-packages/pkg_resources/__init__.py", line 2355, in load 
    return self.resolve() 
    File "/usr/lib/python2.7/dist-packages/pkg_resources/__init__.py", line 2361, in resolve 
    module = __import__(self.module_name, fromlist=['__name__'], level=0) 
    File "/usr/lib/python2.7/dist-packages/pip/__init__.py", line 74, in <module> 
    from pip.vcs import git, mercurial, subversion, bazaar # noqa 
    File "/usr/lib/python2.7/dist-packages/pip/vcs/mercurial.py", line 9, in <module> 
    from pip.download import path_to_url 
    File "/usr/lib/python2.7/dist-packages/pip/download.py", line 22, in <module> 
    import requests, six 
    File "/usr/lib/python2.7/dist-packages/requests/__init__.py", line 53, in <module> 
    from .packages.urllib3.contrib import pyopenssl 
    File "/usr/lib/python2.7/dist-packages/urllib3/contrib/pyopenssl.py", line 53, in <module> 
    import OpenSSL.SSL 
    File "/home/karthick/.local/lib/python2.7/site-packages/OpenSSL/__init__.py", line 8, in <module> 
    from OpenSSL import rand, crypto, SSL 
    File "/home/karthick/.local/lib/python2.7/site-packages/OpenSSL/SSL.py", line 112, in <module> 
    if _lib.Cryptography_HAS_SSL_ST: 
AttributeError: 'module' object has no attribute 'Cryptography_HAS_SSL_ST' 

那么,如何摆脱这种错误的安装scrapy

+1

首先使用'sudo pip install --upgrade pip更新你的点子,然后看看[scrapy documentatin](https://doc.scrapy.org/en/latest/intro/install.html#things - 即,是好方知)然后安装缺少的依赖关系。你的情况,你有'pyOpenSSL'使用安装:'须藤PIP安装pyOpenSSL'然后尝试重新安装scrapy。 –

回答

1

我觉得你应该先更新你的点子,然后再试一次。 我看到pip==1.5.6,妈呀,这比月球

+0

:d我不认为这是一个问题 – pkarthicbz

1

这发生在我大(尽管蟒蛇,不pip)。

我跟踪到了将pyopenssl从16.0更新到16.2。

我的解决方案是首先重新安装Anaconda(将pyopenssl恢复为16.0)。 (您可能不需要这么做。)

在那之后,我只是跑

sudo apt install python3-openssl 

这样做了以后,我的问题似乎得到纠正。

+0

我有同样的'AttributeError'当我想运行一个jupyter笔记本。更新python3-的OpenSSL的建议,jupyter作品后! – Roald