直接安装时报错了
localhost:~ ligaijiang$ pip3 install pandas Collecting pandas Downloading https://files.pythonhosted.org/packages/6b/dc/3a88b7bf8437f3f052fc90de72f28c06248142821a7f108e10ff3be5eb59/pandas-0.23.4-cp37-cp37m-macosx_10_6_intel.macosx_10_9_intel.macosx_10_9_x86_64.macosx_10_10_intel.macosx_10_10_x86_64.whl (14.4MB) 10% |███▎ | 1.5MB 31kB/s eta 0:06:50Exception: Traceback (most recent call last): File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_vendor/urllib3/response.py", line 331, in _error_catcher yield File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_vendor/urllib3/response.py", line 413, in read data = self._fp.read(amt) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_vendor/cachecontrol/filewrapper.py", line 62, in read data = self.__fp.read(amt) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/http/client.py", line 447, in read n = self.readinto(b) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/http/client.py", line 491, in readinto n = self.fp.readinto(b) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/socket.py", line 589, in readinto return self._sock.recv_into(b) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/ssl.py", line 1049, in recv_into return self.read(nbytes, buffer) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/ssl.py", line 908, 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 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/cli/base_command.py", line 143, in main status = self.run(options, args) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/commands/install.py", line 318, in run resolver.resolve(requirement_set) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/resolve.py", line 102, in resolve self._resolve_one(requirement_set, req) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/resolve.py", line 256, in _resolve_one abstract_dist = self._get_abstract_dist_for(req_to_install) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/resolve.py", line 209, in _get_abstract_dist_for self.require_hashes File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/operations/prepare.py", line 283, in prepare_linked_requirement progress_bar=self.progress_bar File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/download.py", line 836, in unpack_url progress_bar=progress_bar File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/download.py", line 673, in unpack_http_url progress_bar) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/download.py", line 897, in _download_http_url _download_url(resp, link, content_file, hashes, progress_bar) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/download.py", line 617, in _download_url hashes.check_against_chunks(downloaded_chunks) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/utils/hashes.py", line 48, in check_against_chunks for chunk in chunks: File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/download.py", line 585, in written_chunks for chunk in chunks: File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/utils/ui.py", line 159, in iter for x in it: File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_internal/download.py", line 574, in resp_read decode_content=False): File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_vendor/urllib3/response.py", line 465, in stream data = self.read(amt=amt, decode_content=decode_content) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_vendor/urllib3/response.py", line 430, in read raise IncompleteRead(self._fp_bytes_read, self.length_remaining) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/contextlib.py", line 130, in __exit__ self.gen.throw(type, value, traceback) File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pip/_vendor/urllib3/response.py", line 336, 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.
需要先安装numpy
localhost:~ ligaijiang$ pip3 install numpy Collecting numpy Downloading https://files.pythonhosted.org/packages/83/0d/1dd2f96eff7f5df22166066f7dbd213428d46f78f8ed9dea8345ca1a1f51/numpy-1.16.0-cp37-cp37m-macosx_10_6_intel.macosx_10_9_intel.macosx_10_9_x86_64.macosx_10_10_intel.macosx_10_10_x86_64.whl (13.9MB) 100% |████████████████████████████████| 13.9MB 57kB/s Installing collected packages: numpy Successfully installed numpy-1.16.0
再安装 pandas
localhost:~ ligaijiang$ pip3 install pandas Collecting pandas Downloading https://files.pythonhosted.org/packages/6b/dc/3a88b7bf8437f3f052fc90de72f28c06248142821a7f108e10ff3be5eb59/pandas-0.23.4-cp37-cp37m-macosx_10_6_intel.macosx_10_9_intel.macosx_10_9_x86_64.macosx_10_10_intel.macosx_10_10_x86_64.whl (14.4MB) 100% |████████████████████████████████| 14.4MB 178kB/s Collecting pytz>=2011k (from pandas) Downloading https://files.pythonhosted.org/packages/61/28/1d3920e4d1d50b19bc5d24398a7cd85cc7b9a75a490570d5a30c57622d34/pytz-2018.9-py2.py3-none-any.whl (510kB) 100% |████████████████████████████████| 512kB 325kB/s Requirement already satisfied: numpy>=1.9.0 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from pandas) (1.16.0) Collecting python-dateutil>=2.5.0 (from pandas) Downloading https://files.pythonhosted.org/packages/74/68/d87d9b36af36f44254a8d512cbfc48369103a3b9e474be9bdfe536abfc45/python_dateutil-2.7.5-py2.py3-none-any.whl (225kB) 100% |████████████████████████████████| 235kB 374kB/s Requirement already satisfied: six>=1.5 in /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages (from python-dateutil>=2.5.0->pandas) (1.12.0) Installing collected packages: pytz, python-dateutil, pandas Successfully installed pandas-0.23.4 python-dateutil-2.7.5 pytz-2018.9