在下载p4c-bm的时候,执行

sudo pip install -r requirements.txt

时,出现exception:

Exception:
Traceback (most recent call last):
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/basecommand.py", line 215, in main
status = self.run(options, args)
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/commands/install.py", line 324, in run
requirement_set.prepare_files(finder)
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/req/req_set.py", line 380, in prepare_files
ignore_dependencies=self.ignore_dependencies))
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/req/req_set.py", line 620, in _prepare_file
session=self.session, hashes=hashes)
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/download.py", line 821, in unpack_url
hashes=hashes
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/download.py", line 659, in unpack_http_url
hashes)
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/download.py", line 882, in _download_http_url
_download_url(resp, link, content_file, hashes)
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/download.py", line 603, in _download_url
hashes.check_against_chunks(downloaded_chunks)
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/utils/hashes.py", line 46, in check_against_chunks
for chunk in chunks:
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/download.py", line 571, in written_chunks
for chunk in chunks:
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/utils/ui.py", line 139, in iter
for x in it:
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/download.py", line 560, in resp_read
decode_content=False):
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/_vendor/requests/packages/urllib3/response.py", line 357, in stream
data = self.read(amt=amt, decode_content=decode_content)
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/_vendor/requests/packages/urllib3/response.py", line 324, in read
flush_decoder = True
File "/usr/lib/python2.7/contextlib.py", line 35, in __exit__
self.gen.throw(type, value, traceback)
File "/usr/local/lib/python2.7/dist-packages/pip-9.0.1-py2.7.egg/pip/_vendor/requests/packages/urllib3/response.py", line 246, in _error_catcher
raise ReadTimeoutError(self._pool, None, 'Read timed out.')
ReadTimeoutError: HTTPSConnectionPool(host='pypi.python.org', port=443): Read timed out.

我推测其原因大概是因为使用的无线网络不稳定造成的,解决方法是换一个WiFi。

2017/1/3

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