E:\python\project>pip install numpyCollecting numpy? Downloading numpy-1.11.2-cp27-none-win_amd64.whl (7.4MB)??? 46% |███████████████???????????????? | 3.5MB 35kB/s eta 0:01:51Exception:Traceback (most recent call last):? File "d:\program files\python27\lib\site-packages\pip\basecommand.py", line 209, in main??? status = self.run(options, args)? File "d:\program files\python27\lib\site-packages\pip\commands\install.py", line 299, in run??? requirement_set.prepare_files(finder)? File "d:\program files\python27\lib\site-packages\pip\req\req_set.py", line 360, in prepare_files??? ignore_dependencies=self.ignore_dependencies))? File "d:\program files\python27\lib\site-packages\pip\req\req_set.py", line 577, in _prepare_file??? session=self.session, hashes=hashes)? File "d:\program files\python27\lib\site-packages\pip\download.py", line 810, in unpack_url??? hashes=hashes? File "d:\program files\python27\lib\site-packages\pip\download.py", line 649, in unpack_http_url??? hashes)? File "d:\program files\python27\lib\site-packages\pip\download.py", line 871, in _download_http_url??? _download_url(resp, link, content_file, hashes)? File "d:\program files\python27\lib\site-packages\pip\download.py", line 595, in _download_url??? hashes.check_against_chunks(downloaded_chunks)? File "d:\program files\python27\lib\site-packages\pip\utils\hashes.py", line 46, in check_against_chunks??? for chunk in chunks:? File "d:\program files\python27\lib\site-packages\pip\download.py", line 563, in written_chunks??? for chunk in chunks:? File "d:\program files\python27\lib\site-packages\pip\utils\ui.py", line 139, in iter??? for x in it:? File "d:\program files\python27\lib\site-packages\pip\download.py", line 552, in resp_read??? decode_content=False):? File "d:\program files\python27\lib\site-packages\pip\_vendor\requests\packages\urllib3\response.py", line 344, in stream??? data = self.read(amt=amt, decode_content=decode_content)? File "d:\program files\python27\lib\site-packages\pip\_vendor\requests\packages\urllib3\response.py", line 311, in read??? flush_decoder = True? File "d:\program files\python27\lib\contextlib.py", line 35, in __exit__??? self.gen.throw(type, value, traceback)? File "d:\program files\python27\lib\site-packages\pip\_vendor\requests\packages\urllib3\response.py", line 240, in _error_catcher??? raise ReadTimeoutError(self._pool, None, 'Read timed out.')ReadTimeoutError: HTTPSConnectionPool(host='pypi.python.org', port=443): Read timed out.You are using pip version 8.1.1, however version 9.0.1 is available.You should consider upgrading via the 'python -m pip install --upgrade pip' command.