Python 如何安装requirements.txt
这里是编程新手。我在网上找到了一个编程项目,我正试图跟踪它: [^] 然而,当我试图用-sudo pip3安装-r requirements.txt安装requirements.txt时。我把这个扔给了我: 为了进一步澄清,我正在raspberry pi上运行这个程序,我已经安装了python 2.7和3。同时拥有Python2.7和3会是个问题吗 这方面的任何帮助都将非常巨大。 很抱歉,如果我没有问一个有充分记录的问题Python 如何安装requirements.txt,python,python-3.x,raspberry-pi3,Python,Python 3.x,Raspberry Pi3,这里是编程新手。我在网上找到了一个编程项目,我正试图跟踪它: [^] 然而,当我试图用-sudo pip3安装-r requirements.txt安装requirements.txt时。我把这个扔给了我: 为了进一步澄清,我正在raspberry pi上运行这个程序,我已经安装了python 2.7和3。同时拥有Python2.7和3会是个问题吗 这方面的任何帮助都将非常巨大。 很抱歉,如果我没有问一个有充分记录的问题 谢谢 看起来主要错误是网络错误。当它运行时,你是否丢失了internet
谢谢 看起来主要错误是网络错误。当它运行时,你是否丢失了internet?上次我检查时,我的raspberry pi仍然连接到internet。还有其他解决方案吗?@Matthew你确认过它实际上与网络无关吗?嘿,谢谢你的回复!如何检查它是否与网络相关?我是否可以通过chrome浏览器连接到互联网?
Requirement already satisfied: requests in /usr/lib/python3/dist-packages (from -r requirements.txt (line 1))
Collecting feedparser (from -r requirements.txt (line 2))
Exception:
Traceback (most recent call last):
File "/usr/share/python-wheels/urllib3-1.19.1-py2.py3-none-any.whl/urllib3/connectionpool.py", line 594, in urlopen
chunked=chunked)
File "/usr/share/python-wheels/urllib3-1.19.1-py2.py3-none-any.whl/urllib3/connectionpool.py", line 391, in _make_request
six.raise_from(e, None)
File "<string>", line 2, in raise_from
File "/usr/share/python-wheels/urllib3-1.19.1-py2.py3-none-any.whl/urllib3/connectionpool.py", line 387, in _make_request
httplib_response = conn.getresponse()
File "/usr/lib/python3.5/http/client.py", line 1198, in getresponse
response.begin()
File "/usr/lib/python3.5/http/client.py", line 297, in begin
version, status, reason = self._read_status()
File "/usr/lib/python3.5/http/client.py", line 266, in _read_status
raise RemoteDisconnected("Remote end closed connection without"
http.client.RemoteDisconnected: Remote end closed connection without response
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/pip/basecommand.py", line 215, in main
status = self.run(options, args)
File "/usr/lib/python3/dist-packages/pip/commands/install.py", line 353, in run
wb.build(autobuilding=True)
File "/usr/lib/python3/dist-packages/pip/wheel.py", line 749, in build
self.requirement_set.prepare_files(self.finder)
File "/usr/lib/python3/dist-packages/pip/req/req_set.py", line 380, in prepare_files
ignore_dependencies=self.ignore_dependencies))
File "/usr/lib/python3/dist-packages/pip/req/req_set.py", line 620, in _prepare_file
session=self.session, hashes=hashes)
File "/usr/lib/python3/dist-packages/pip/download.py", line 821, in unpack_url
hashes=hashes
File "/usr/lib/python3/dist-packages/pip/download.py", line 659, in unpack_http_url
hashes)
File "/usr/lib/python3/dist-packages/pip/download.py", line 853, in _download_http_url
stream=True,
File "/usr/share/python-wheels/requests-2.12.4-py2.py3-none-any.whl/requests/sessions.py", line 501, in get
return self.request('GET', url, **kwargs)
File "/usr/lib/python3/dist-packages/pip/download.py", line 386, in request
return super(PipSession, self).request(method, url, *args, **kwargs)
File "/usr/share/python-wheels/requests-2.12.4-py2.py3-none-any.whl/requests/sessions.py", line 488, in request
resp = self.send(prep, **send_kwargs)
File "/usr/share/python-wheels/requests-2.12.4-py2.py3-none-any.whl/requests/sessions.py", line 609, in send
r = adapter.send(request, **kwargs)
File "/usr/share/python-wheels/CacheControl-0.11.7-py2.py3-none-any.whl/cachecontrol/adapter.py", line 47, in send
resp = super(CacheControlAdapter, self).send(request, **kw)
File "/usr/share/python-wheels/requests-2.12.4-py2.py3-none-any.whl/requests/adapters.py", line 423, in send
timeout=timeout
File "/usr/share/python-wheels/urllib3-1.19.1-py2.py3-none-any.whl/urllib3/connectionpool.py", line 643, in urlopen
_stacktrace=sys.exc_info()[2])
File "/usr/share/python-wheels/urllib3-1.19.1-py2.py3-none-any.whl/urllib3/util/retry.py", line 315, in increment
total -= 1
TypeError: unsupported operand type(s) for -=: 'Retry' and 'int'