<em>Python</em>使用<em>pip</em><em>安装</em>openyxl时出现错误：Could not find a version that satisfies the requirement openyxl (from versions: ),以及讲解<em>pip</em>和<em>pip</em>3的区别
1错误原因，通过<em>pip</em> install <em>安装</em>scrapy是<em>报错</em>Could not find a version that satisfies the requirement Twisted>=13.1.0 (from Scrapy) (from versions: )
No matching distribution found for Twisted>=13.1.0 (from Scrapy)
问题： <em>安装</em> selenium <em>报错</em>
环境： python 3.7.3(python --version)
操作： <em>pip</em> install selenium
<em>报错</em>：
ERROR: Could not find a version that satisfies the requirement selenium (from versions: none)
ERROR: No matching d...
1、<em>报错</em>信息：
Collecting unittest
Could not find a version that satisfies the requirement unittest (from versions: )
No matching distribution found for unittest
2、原因：
选择unittest
找不到满足需求的unittest版本（来自版...
起初<em>安装</em>命令是按照 <em>pip</em> install PIL来<em>安装</em>的
结果显示：
提示——Could not find a version that satisfies the requirement PIL (from versions: )No matching distribution found for PIL
错误原因：
现在已经用Pillow代替PIL，PIL较多用于2.7版本的Pyth...
Window XP 其实已经<em>安装</em>了numpy10.0.1,但在cmd中<em>pip</em> install pandas时提示：no matching distribution found for numpy==1.9.3。然后卸载了之前的numpy，又使用：<em>pip</em> install numpy==1.9.3,<em>安装</em>过程有点慢，等了好长时间，最终"sucessful"。然后：<em>pip</em> install pandas,仍...
Could not find a version that satisfies the requirement pytest (from versions: )
No matching distribution found for pytest
解决办法：主要是国内网络问题，所以使用豆瓣源<em>安装</em>
<em>pip</em> install 包名 -i http://pypi.douban.com/simple/ --t...
Exception:
Traceback (most recent call last):
File "D:\software\python35_64\lib\site-packages\<em>pip</em>-9.0.1-py3.5.egg\<em>pip</em>\basecommand.py", line 215, in main
status = self.run(options, args)
Fi
Collecting xlwt
Could not fetch URL https://pypi.python.org/simple/xlwt/: There was a problem confirming the ssl certificate: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:661)
No matching distribution found for opencv-python
sudo <em>pip</em>3 install opencv-python
strong@strong-System-Product-Name:~$ sudo <em>pip</em>3 install opencv-python
The directory '/home/strong/.cache/<em>pip</em>/http' or it...
1、软件版本
首先我先<em>安装</em>了
python 2.7
<em>pip</em>是 8.1.2
2、当我要<em>安装</em>PIL时，我在cmd下面输入：<em>pip</em> install PIL
错误提示是：
Could not find a version that satisfies the requirement PIL (from versions: )
No matching distribution found f...
1.问题描述
在装<em>pip</em> install debacl时出现了如下错误：
Could not find a version that satisfies the requirement debacl (from versions: )
No matching distribution found for debacl
试了很多次依然<em>报错</em>，有的是碰墙了，需要去官网下载软件包，手动<em>安装</em>。仔细找了下，...
问题：python<em>报错</em>：No module named ‘utils’
执行<em>pip</em> install yaml时候<em>报错</em>Could not find a version that satisfies the requirement yaml No matching distribution found for yaml.
实际需要执行：<em>pip</em> install pyyaml
本博客仅仅记录我自己遇见过的...
操作系统：macOS。
凡是在使用"<em>pip</em>3 install XXX"时，都会出现如下<em>报错</em>。
和网上别人提出的<em>报错</em>内容不太一致，网上看到的方法都试过了也没有用。所以来请求大佬们帮助。
```
ERROR: Exception:
Traceback (most recent call last):
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_vendor/urllib3/response.py", line 397, in _error_catcher
yield
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_vendor/urllib3/response.py", line 479, in read
data = self._fp.read(amt)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_vendor/cachecontrol/filewrapper.py", line 62, in read
data = self.__fp.read(amt)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/http/client.py", line 457, in read
n = self.readinto(b)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/http/client.py", line 501, in readinto
n = self.fp.readinto(b)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/socket.py", line 589, in readinto
return self._sock.recv_into(b)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/ssl.py", line 1071, in recv_into
return self.read(nbytes, buffer)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/ssl.py", line 929, in read
return self._sslobj.read(len, buffer)
socket.timeout: The read operation timed out
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/cli/base_command.py", line 188, in main
status = self.run(options, args)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/commands/install.py", line 345, in run
resolver.resolve(requirement_set)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/legacy_resolve.py", line 196, in resolve
self._resolve_one(requirement_set, req)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/legacy_resolve.py", line 359, in _resolve_one
abstract_dist = self._get_abstract_dist_for(req_to_install)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/legacy_resolve.py", line 307, in _get_abstract_dist_for
self.require_hashes
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/operations/prepare.py", line 199, in prepare_linked_requirement
progress_bar=self.progress_bar
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/download.py", line 1064, in unpack_url
progress_bar=progress_bar
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/download.py", line 924, in unpack_http_url
progress_bar)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/download.py", line 1152, in _download_http_url
_download_url(resp, link, content_file, hashes, progress_bar)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/download.py", line 861, in _download_url
hashes.check_against_chunks(downloaded_chunks)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/utils/hashes.py", line 75, in check_against_chunks
for chunk in chunks:
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/download.py", line 829, in written_chunks
for chunk in chunks:
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/utils/ui.py", line 156, in iter
for x in it:
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_internal/download.py", line 818, in resp_read
decode_content=False):
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_vendor/urllib3/response.py", line 531, in stream
data = self.read(amt=amt, decode_content=decode_content)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_vendor/urllib3/response.py", line 496, in read
raise IncompleteRead(self._fp_bytes_read, self.length_remaining)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/contextlib.py", line 130, in __exit__
self.gen.throw(type, value, traceback)
File "/Library/Frameworks/<em>Python</em>.framework/Versions/3.7/lib/python3.7/site-packages/<em>pip</em>/_vendor/urllib3/response.py", line 402, in _error_catcher
raise ReadTimeoutError(self._pool, None, 'Read timed out.')
<em>pip</em>._vendor.urllib3.exceptions.ReadTimeoutError: HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read timed out.
```
用<em>pip</em>3 <em>安装</em> jupyter notebook 的时候 ，报 下面的错误
Collecting jupyter Could not find a version that satisfies the
requirement jupyter (from versions: ) No matching distribution found
for jupyter
是因为网络的问题，要使用...
标题<em>Python</em>中使用<em>pip</em><em>安装</em>一些库时出现ERROR: Could not find a version that satisfies the requirement tensorflow (from versions: none)
有时我们使用<em>pip</em><em>安装</em>需要使用的某些包时会报如下错误：
ERROR: No matching distribution found for tensorflow的...
执行命令：<em>pip</em>3.7 install keras
<em>报错</em>：Could not find a version that satisfies the requirement h5py (from keras) (from versions: ) No matching distribution found for h5py (from keras)
解决方法：更新<em>pip</em>后，再试一次
<em>pip</em>3.7 i...
使用<em>pip</em><em>安装</em>出现<em>报错</em>
Exception:
Traceback (most recent call last):
File "C:\Users\csprock\Anaconda3\lib\site-packages\<em>pip</em>\basecommand.py", line 215, in main
status = self.run(options, args)
File "...
用国内镜像通过<em>pip</em><em>安装</em>python的一些包
学习flask，<em>安装</em>virtualenv环境，这些带都ok，但是一<em>安装</em>包总是出错无法<em>安装</em>，
比如这样超时的问题：
(env)user@orz:~/flask_study/venv-test/test$ easy_install Flask-SQLAlchemy
Searching for Flask-SQLAlchemy
Re
我在使用一个关于数据挖掘平台Storm的框架pyleus，用pyleus将<em>Python</em>程序打成jar包，提交到Storm中运行。我在打包的过程中出现了如下的运行错误，我使用的系统是CentOS：
Collecting PyYAML (from pyleus==0.3.0)
Installing collected packages: msgpack-python, six, virtualenv, PyYAML, pyleus
Successfully installed PyYAML-3.11 msgpack-python-0.4.7 pyleus-0.3.0 six-1.10.0 virtualenv-15.0.1
**Collecting MySQLdb (from -r /usr/rang/packege/miner/requirements.txt (line 1))
Could not find a version that satisfies the requirement MySQLdb (from -r /usr/rang/packege/miner/requirements.txt (line 1)) (from versions: )
No matching distribution found for MySQLdb (from -r /usr/rang/packege/miner/requirements.txt (line 1))**
pyleus build: error: [VirtualenvError] Failed to install dependencies for this topology. Run with --verbose for detailed info.
原文地址：http://xidea.online/http://xclient.info/a/f0b9738a-36fd-8a97-a966-0d3db497092d.html1、打开激活窗口2、选择 Activate new license with License server （用license server 激活）3、在 License sever address 处填入 http://x...
<em>报错</em>信息
javax.net.ssl.SSLHandshakeException: java.security.cert.CertificateException: Certificates does not conform to algorithm constraints
原因：
JDK7/8后添加了安全机制，导致这个问题出现
解决方案：
方案一：
把$JAVA_HOME/jr...
使用<em>pip</em><em>安装</em>第三方包时<em>一直</em><em>报错</em>
Could not install packages due to an EnvironmentError: [Errno 0] Error
python的环境遍历正常配置
今天在使用<em>pip</em><em>安装</em><em>模块</em>的时候，发现无法使用。<em>报错</em>信息：
Could not find a version that satisfies the requirement xxxxxxx(from versions: )
No matching distribution found for xxxxx
如图：
网上查询了下，可能是网络的问题，所以，这里需要用国内的镜像源来下载
<em>pip</em> ...
<em>pip</em>报的错误为：Fatal error in launcher：Unable to create process using
其中一种可能是，在win下<em>安装</em>了py3和py2，并且在环境变量中分别配置了<em>pip</em>，可是并没有区分<em>pip</em>3还是<em>pip</em>2。
所以你可以用区分Py3和Py2的<em>pip</em>：
比如<em>pip</em>3或者<em>pip</em>3.6来<em>安装</em>python3的<em>安装</em>包；
你可以用<em>pip</em>2或者<em>pip</em>2....
问题描述：You are using <em>pip</em> version 9.0.3,howerver version 18.1 is available使用命令 sudo <em>pip</em> install –upgrade <em>pip</em> 到了18.1,但是执行stack.sh又回到了9.0.3原因：由于原因是<em>安装</em>中会检查版本，不在规定的范围内，就会重新<em>安装</em>，后面又需要最新版导致无限循环解决方法一：vi /home/dev...
重装Anacondas后，将<em>pip</em> 和python.exe路径加入到环境变量后直接在cmd窗口进行<em>pip</em> 操作，<em>报错</em>如下
<em>报错</em>内容为：
<em>pip</em> is configured with locations that require TLS/SSL, however the ssl module in <em>Python</em> is not available. <em>pip</em>操作是直接联网的，需要SSL端...
<em>安装</em>homebrew，通过homebrew来<em>安装</em>python和<em>pip</em>
通过<em>pip</em>3 install Pygame. 到这里会<em>报错</em>为：
<em>pip</em>3 install pygame
Collecting pygame
Could not find a version that satisfies the requirement pygame (from versions: )
No matching ...
今天在pycharm准备使用xlwt，xlrd<em>模块</em>，cmd<em>安装</em>python xlwt出现以下信息：
You are using <em>pip</em> version 9.0.1, however version 19.0.3 is available.
You should consider upgrading via the 'python -m <em>pip</em> install --upgrade <em>pip</em>' co...
**
python <em>pip</em> install <em>安装</em><em>报错</em>：is not a supported wheel on this platform 解决方案
**
看了无数帖子，自己对着帖子试还是不行，最后分析总结，再结合自己理解去试，，终于成为解决python <em>pip</em> install <em>安装</em><em>报错</em>：is not a supported wheel on this platform
**
1.我们先在百度搜索...
使用<em>pip</em><em>安装</em>pymysql出错;Could not find a version that satisfies the requirement cryptography (from pymysql) (from versions: ) No matching distribution found for cryptography (from pymysql)
今天使用<em>pip</em><em>安装</em>pymysql时出...
