pycharm安装pandas库是出错
(venv) F:\pythonpa> (venv) F:\pythonpa>pip install pandas Collecting pandas Downloading https://files.pythonhosted.org/packages/8d/6f/b1d18ef1ae6d8d8e43ce6e69c4960a0a147c7b852c763d4d2bee9499889f/pandas-1.1.3-c p37-cp37m-win_amd64.whl (8.7MB) 38% |████████████ | 3.4MB 6.8kB/s eta 0:13:10Exception: Traceback (most recent call last): File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_vendor\urllib3\response.py", line 360, in _error_catcher yield File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_vendor\urllib3\response.py", line 442, in read data = self._fp.read(amt) File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_vendor\cachecontrol\filewrapper.py", line 62, in read data = self.__fp.read(amt) File "D:\Program Files\python\lib\http\client.py", line 457, in read n = self.readinto(b) File "D:\Program Files\python\lib\http\client.py", line 501, in readinto n = self.fp.readinto(b) File "D:\Program Files\python\lib\socket.py", line 589, in readinto return self._sock.recv_into(b) File "D:\Program Files\python\lib\ssl.py", line 1071, in recv_into return self.read(nbytes, buffer) File "D:\Program Files\python\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 "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\cli\base_command.py", line 179, in main status = self.run(options, args) File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\commands\install.py", line 315, in run resolver.resolve(requirement_set) File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\resolve.py", line 131, in resolve self._resolve_one(requirement_set, req) File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\resolve.py", line 294, in _resolve_one abstract_dist = self._get_abstract_dist_for(req_to_install) File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\resolve.py", line 242, in _get_abstract_dist_for self.require_hashes File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\operations\prepare.py", line 334, in prepare_linked_requi rement progress_bar=self.progress_bar File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\download.py", line 878, in unpack_url progress_bar=progress_bar File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\download.py", line 702, in unpack_http_url progress_bar) File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\download.py", line 946, in _download_http_url _download_url(resp, link, content_file, hashes, progress_bar) File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\download.py", line 639, in _download_url hashes.check_against_chunks(downloaded_chunks) File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\utils\hashes.py", line 62, in check_against_chunks for chunk in chunks: File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\download.py", line 607, in written_chunks for chunk in chunks: File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\utils\ui.py", line 159, in iter for x in it: File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_internal\download.py", line 596, in resp_read decode_content=False): File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_vendor\urllib3\response.py", line 494, in stream data = self.read(amt=amt, decode_content=decode_content) File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_vendor\urllib3\response.py", line 459, in read raise IncompleteRead(self._fp_bytes_read, self.length_remaining) File "D:\Program Files\python\lib\contextlib.py", line 130, in __exit__ self.gen.throw(type, value, traceback) File "F:\pythonpa\venv\lib\site-packages\pip-19.0.3-py3.7.egg\pip\_vendor\urllib3\response.py", line 365, 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.多次安装都失败 升级pip即可
