安装matplotlib报错
报错信息如下：各位帮忙看看该如何解决？
64位系统win10
python3.7
C:\Users\rsj03>pip install matplotlib
Collecting matplotlib
Downloading matplotlib-3.2.1-cp37-cp37m-win_amd64.whl (9.2 MB)
|██████████████████ | 5.2 MB 5.4 kB/s eta 0:12:25ERROR: Exception:
Traceback (most recent call last):
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_vendor\urllib3\response.py", line 425, in _error_catcher
yield
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_vendor\urllib3\response.py", line 507, in read
data = self._fp.read(amt) if not fp_closed else b""
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_vendor\cachecontrol\filewrapper.py", line 62, in read
data = self.__fp.read(amt)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\http\client.py", line 457, in read
n = self.readinto(b)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\http\client.py", line 501, in readinto
n = self.fp.readinto(b)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\socket.py", line 589, in readinto
return self._sock.recv_into(b)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\ssl.py", line 1071, in recv_into
return self.read(nbytes, buffer)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\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 "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\cli\base_command.py", line 186, in _main
status = self.run(options, args)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\commands\install.py", line 331, in run
resolver.resolve(requirement_set)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\legacy_resolve.py", line 177, in resolve
discovered_reqs.extend(self._resolve_one(requirement_set, req))
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\legacy_resolve.py", line 333, in _resolve_one
abstract_dist = self._get_abstract_dist_for(req_to_install)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\legacy_resolve.py", line 282, in _get_abstract_dist_for
abstract_dist = self.preparer.prepare_linked_requirement(req)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\operations\prepare.py", line 482, in prepare_linked_requirement
hashes=hashes,
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\operations\prepare.py", line 287, in unpack_url
hashes=hashes,
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\operations\prepare.py", line 159, in unpack_http_url
link, downloader, temp_dir.path, hashes
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\operations\prepare.py", line 303, in _download_http_url
for chunk in download.chunks:
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\utils\ui.py", line 160, in iter
for x in it:
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_internal\network\utils.py", line 39, in response_chunks
decode_content=False,
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_vendor\urllib3\response.py", line 564, in stream
data = self.read(amt=amt, decode_content=decode_content)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_vendor\urllib3\response.py", line 529, in read
raise IncompleteRead(self._fp_bytes_read, self.length_remaining)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\contextlib.py", line 130, in __exit__
self.gen.throw(type, value, traceback)
File "c:\users\rsj03\appdata\local\programs\python\python37\lib\site-packages\pip\_vendor\urllib3\response.py", line 430, in _error_catcher
raise ReadTimeoutError(self._pool, None, "Read timed out.")
pip._vendor.urllib3.exceptions.ReadTimeoutError: HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read timed out. 多半是网络问题，一次性解决方法：
pip install matplotlib -i https://pypi.tuna.tsinghua.edu.cn/simple
永久解决方法：
https://fishc.com.cn/thread-143635-1-1.html txxcat 发表于 2020-4-1 00:25
多半是网络问题，一次性解决方法：
或者
pip install mantplotmlib -timeout=1000000000000 看报错，TimeOut。
换国内的镜像，
临时更换的方法
```
pip3 install requests -i https://pypi.tuna.tsinghua.edu.cn/simple/
```
- 清华大学
- https://pypi.tuna.tsinghua.edu.cn/simple/
- 阿里云
- https://mirrors.aliyun.com/pypi/simple/
- 中国科技大学
- https://pypi.mirrors.ustc.edu.cn/simple/
- 豆瓣(douban)
- http://pypi.douban.com/simple/
- 中国科学技术大学
- http://pypi.mirrors.ustc.edu.cn/simple/
- 我一直用的清华的，每次pip都直接粘过去。 2楼的方法很好，对于小白很有效哦！！！
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