它可能与虚拟环境(venv)中安装的其他python包发生冲突。我就是这样。我尝试将pip安装到已经安装了以下软件包的venv中：appnope==0.1.0
beautifulsoup4==4.5.1
bs4==0.0.1
chardet==2.3.0
cloudpickle==0.2.1
cssselect==1.0.0
cymem==1.31.2
decorator==4.0.10
entrypoints==0.2.2
headers-workaround==0.18
ipykernel==4.5.2
ipython==5.1.0
ipython-genutils==0.1.0
ipywidgets==5.2.2
Jinja2==2.8
jsonschema==2.5.1
jupyter==1.0.0
jupyter-client==4.4.0
jupyter-console==5.0.0
jupyter-core==4.2.1
lxml==3.6.4
MarkupSafe==0.23
mistune==0.7.3
murmurhash==0.26.4
nbconvert==4.2.0
nbformat==4.2.0
notebook==4.2.3
numpy==1.11.2
pandas==0.19.1
pathlib==1.0.1
pdfminer.six==20160614
pdfminer3k==1.3.1
pdfquery==0.4.3
pexpect==4.2.1
pickleshare==0.7.4
plac==0.9.6
ply==3.9
preshed==0.46.4
prompt-toolkit==1.0.9
ptyprocess==0.5.1
py==1.4.31
Pygments==2.1.3
pyquery==1.2.17
pytest==3.0.3
python-dateutil==2.6.0
pytz==2016.7
pyzmq==16.0.2
qtconsole==4.2.1
requests==2.11.1
roman==2.0.0
semver==2.7.2
simplegeneric==0.8.1
six==1.10.0
slate==0.3
sputnik==0.9.3
terminado==0.6
thinc==5.0.8
tornado==4.4.2
traitlets==4.3.1
ujson==1.35
wcwidth==0.1.7
widgetsnbextension==1.2.6
即使升级了setuptools，它仍然失败。在
尝试创建一个全新的环境conda create -n spacy python=3，继续安装默认包(openssl、pip、wheel等)，然后(在激活新的venvsource activate spacy)然后运行pip install -U spacy。它安装到虚拟环境中没有问题。从那里安装您需要的其他软件包。在
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