Django使用异常汇总

使用版本知悉

limengjiedeMacBook-Pro:~ limengjie$ python --version

Python 3.6.4 :: Anaconda, Inc.

limengjiedeMacBook-Pro:~ limengjie$ python -m django --version

1.11.13

 

工作需求是1.11.13（安装时，pip版本较低，2.0以下版本安装会超时，2.0以上版本安装正常）

目录

mac环境下，安装Django 2.0以下版本报错

使用pycharm安装异常截图

使用命令行安装，异常如下

提示安装超时，并建议更新pip版本号

Last login: Thu Jun 14 16:59:22 on ttys000
limengjiedeMacBook-Pro:~ limengjie$ pip install Django==1.11.13
Collecting Django==1.11.13
  Retrying (Retry(total=4, connect=None, read=None, redirect=None)) after connection broken by 'ConnectTimeoutError(<pip._vendor.requests.packages.urllib3.connection.VerifiedHTTPSConnection object at 0x10ae0ebe0>, 'Connection to files.pythonhosted.org timed out. (connect timeout=15)')': /packages/25/4d/c8228419346a0e84aec202a43e181afc6572b861d38f8a0306dbce6abef0/Django-1.11.13-py2.py3-none-any.whl
  Downloading https://files.pythonhosted.org/packages/25/4d/c8228419346a0e84aec202a43e181afc6572b861d38f8a0306dbce6abef0/Django-1.11.13-py2.py3-none-any.whl (6.9MB)
    14% |████▊                           | 1.0MB 8.9kB/s eta 0:11:03Exception:
Traceback (most recent call last):
  File "/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/packages/urllib3/response.py", line 232, in _error_catcher
    yield
  File "/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/packages/urllib3/response.py", line 314, in read
    data = self._fp.read(amt)
  File "/anaconda3/lib/python3.6/site-packages/pip/_vendor/cachecontrol/filewrapper.py", line 60, in read
    data = self.__fp.read(amt)
  File "/anaconda3/lib/python3.6/http/client.py", line 449, in read
    n = self.readinto(b)
  File "/anaconda3/lib/python3.6/http/client.py", line 493, in readinto
    n = self.fp.readinto(b)
  File "/anaconda3/lib/python3.6/socket.py", line 586, in readinto
    return self._sock.recv_into(b)
  File "/anaconda3/lib/python3.6/ssl.py", line 1009, in recv_into
    return self.read(nbytes, buffer)
  File "/anaconda3/lib/python3.6/ssl.py", line 871, in read
    return self._sslobj.read(len, buffer)
  File "/anaconda3/lib/python3.6/ssl.py", line 631, in read
    v = 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 "/anaconda3/lib/python3.6/site-packages/pip/basecommand.py", line 215, in main
    status = self.run(options, args)
  File "/anaconda3/lib/python3.6/site-packages/pip/commands/install.py", line 335, in run
    wb.build(autobuilding=True)
  File "/anaconda3/lib/python3.6/site-packages/pip/wheel.py", line 749, in build
    self.requirement_set.prepare_files(self.finder)
  File "/anaconda3/lib/python3.6/site-packages/pip/req/req_set.py", line 380, in prepare_files
    ignore_dependencies=self.ignore_dependencies))
  File "/anaconda3/lib/python3.6/site-packages/pip/req/req_set.py", line 620, in _prepare_file
    session=self.session, hashes=hashes)
  File "/anaconda3/lib/python3.6/site-packages/pip/download.py", line 821, in unpack_url
    hashes=hashes
  File "/anaconda3/lib/python3.6/site-packages/pip/download.py", line 659, in unpack_http_url
    hashes)
  File "/anaconda3/lib/python3.6/site-packages/pip/download.py", line 882, in _download_http_url
    _download_url(resp, link, content_file, hashes)
  File "/anaconda3/lib/python3.6/site-packages/pip/download.py", line 603, in _download_url
    hashes.check_against_chunks(downloaded_chunks)
  File "/anaconda3/lib/python3.6/site-packages/pip/utils/hashes.py", line 46, in check_against_chunks
    for chunk in chunks:
  File "/anaconda3/lib/python3.6/site-packages/pip/download.py", line 571, in written_chunks
    for chunk in chunks:
  File "/anaconda3/lib/python3.6/site-packages/pip/utils/ui.py", line 139, in iter
    for x in it:
  File "/anaconda3/lib/python3.6/site-packages/pip/download.py", line 560, in resp_read
    decode_content=False):
  File "/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/packages/urllib3/response.py", line 357, in stream
    data = self.read(amt=amt, decode_content=decode_content)
  File "/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/packages/urllib3/response.py", line 324, in read
    flush_decoder = True
  File "/anaconda3/lib/python3.6/contextlib.py", line 99, in __exit__
    self.gen.throw(type, value, traceback)
  File "/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/packages/urllib3/response.py", line 237, in _error_catcher
    raise ReadTimeoutError(self._pool, None, 'Read timed out.')
pip._vendor.requests.packages.urllib3.exceptions.ReadTimeoutError: HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read timed out.
You are using pip version 9.0.1, however version 10.0.1 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.

pip install django==1.11.13 报错源码

解决方案：

You are using pip version 9.0.1, however version 10.0.1 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.

按照提示，更新pip版本后，安装正常

limengjiedeMacBook-Pro:~ limengjie$ pip install --upgrade pip
Collecting pip
  Downloading https://files.pythonhosted.org/packages/0f/74/ecd13431bcc456ed390b44c8a6e917c1820365cbebcb6a8974d1cd045ab4/pip-10.0.1-py2.py3-none-any.whl (1.3MB)
    100% |████████████████████████████████| 1.3MB 23kB/s 
Installing collected packages: pip
  Found existing installation: pip 9.0.1
    Uninstalling pip-9.0.1:
      Successfully uninstalled pip-9.0.1
Successfully installed pip-10.0.1
limengjiedeMacBook-Pro:~ limengjie$ pip install Django==1.11.13
Collecting Django==1.11.13
  Downloading https://files.pythonhosted.org/packages/25/4d/c8228419346a0e84aec202a43e181afc6572b861d38f8a0306dbce6abef0/Django-1.11.13-py2.py3-none-any.whl (6.9MB)
    100% |████████████████████████████████| 7.0MB 30kB/s 
Requirement already satisfied: pytz in /anaconda3/lib/python3.6/site-packages (from Django==1.11.13) (2017.3)
Installing collected packages: Django
  Found existing installation: Django 2.0.6
    Uninstalling Django-2.0.6:
      Successfully uninstalled Django-2.0.6
Successfully installed Django-1.11.13

安装成功验证：

方法一：

>>> import django
>>> print django.VERSION # Python2的格式  
>>> print(django.VERSION) # python3版本
(1, 11, 13, 'final', 0)

方法二：（也是通过查看版本号，python -m django --version）

limengjiedeMacBook-Pro:~ limengjie$ python -m django --version
1.11.13

 

 

 

 

（续）