Python Pip：找不到版本。找不到匹配的分布
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Pip: could not find a version. No matching distribution found
提问by smart
I'm trying to install Flask-ACL: https://mikeboers.github.io/Flask-ACL
我正在尝试安装 Flask-ACL：https: //mikeboers.github.io/Flask-ACL
$ pip search acl | grep -i flask
Flask-ACL (0.0.1) - Access control lists for Flask.
flask-miracle-acl (0.2) - The fabric between the Flask framework and Miracle ACL
Flask-Sandbox (0.1.0)- ACL Route controls for Flask
Flask-SimpleACL (1.2)- Simple ACL extension
$ pip install Flask-ACL
Collecting Flask-ACL
Could not find a version that satisfies the requirement Flask-ACL (from versions: )
No matching distribution found for Flask-ACL
What's wrong here?
这里有什么问题？
P.S. Pip was upgraded a few minutes ago.
PS Pip 几分钟前升级了。
UPDATE:
更新：
$ python --version
Python 2.7.3
I'm running it under virtualenv.
我在 virtualenv 下运行它。
pip install -Iv Flask-ACL
Collecting Flask-ACL
1 location(s) to search for versions of Flask-ACL:
* https://pypi.python.org/simple/flask-acl/
Getting page https://pypi.python.org/simple/flask-acl/
Looking up "https://pypi.python.org/simple/flask-acl/" in the cache
Current age based on date: 507
Freshness lifetime from max-age: 600
Freshness lifetime from request max-age: 600
The response is "fresh", returning cached response
600 > 507
Analyzing links from page https://pypi.python.org/simple/flask-acl/
Could not find a version that satisfies the requirement Flask-ACL (from versions: )
Cleaning up... No matching distribution found for Flask-ACL
正在清理...没有找到与 Flask-ACL 匹配的分布
As I can see, there is no such package on Pypi:
如我所见，Pypi 上没有这样的包：
https://pypi.python.org/simple/flask-acl/
but this one exist:
但这个存在：
https://pypi.python.org/pypi/Flask-ACL
What is wrong with my pip?
我的有什么问题pip？
回答by abccd
The developers of Flask-ACL made a mistake that they did not manage to upload the Flask-ACL library onto PyPi(where pip searches for modules). so you will have to install it using pip from their GitHub page.
Flask-ACL 的开发者犯了一个错误，他们没有设法将 Flask-ACL 库上传到 PyPi（pip 搜索模块的地方）。所以你必须从他们的 GitHub 页面使用 pip 安装它。
You can do so like this:
你可以这样做：
pip install "git+https://github.com/mikeboers/Flask-ACL"
回答by Rafa?
Pay attention if your file ~/.pip/pip.confnot contain any additional index-urlvalues.
Then it can trying to look for specific package version in repository that not exists.
如果您的文件~/.pip/pip.conf不包含任何附加值，请注意index-url。然后它可以尝试在不存在的存储库中查找特定的包版本。
Some workaround solution is to remove pip.conf
一些解决方法是删除 pip.conf
