我发现在不同的文件夹中,有时候"pip install"会构建一个花费很多时间的轮子,而有时则不会.我不知道为什么会这样以及如何控制它.任何人都可以提供帮助.
我使用的命令:"bin/python -m pip install -r ../requirements.txt"(由于shebang行长度限制,所以不要直接使用pip)
没有构建轮子的输出(只需几秒钟)
Collecting numpy==1.10.4 (from -r ../requirements.txt (line 1))
Installing collected packages: numpy
Successfully installed numpy-1.10.4
带建筑轮的输出(至少需要2分钟)
Collecting numpy==1.10.4 (from -r ../requirements.txt (line 1))
Downloading numpy-1.10.4.tar.gz (4.1MB)
100% |????????????????????????????????| 4.1MB 92kB/s
Building wheels for collected packages: numpy
Running setup.py bdist_wheel for numpy ... done
Stored in directory: /root/.cache/pip/wheels/66/f5/d7/f6ddd78b61037fcb51a3e32c9cd276e292343cdd62d5384efd
Successfully built numpy
Installing collected packages: numpy
Successfully installed numpy-1.10.4
requirements.tt的内容
numpy==1.10.4
我无法在我的OS X系统上安装Numba(通过pip).
我正在使用
并安装了先决条件(我认为)
brew install llvm
git clone https://github.com/numba/llvmlite
cd llvmlite
LLVM_CONFIG=/usr/local/opt/llvm/bin/llvm-config python setup.py install
cd ..
rm -rf llvmlite
并尝试过
brew install llvm
brew link --force llvm # later: brew unlink llvm
cd /usr/local/Cellar/llvm/X.X.X/include/llvm/Config/ # X.X.X = 3.6.2
ln -s llvm-config.h config.h
但是我呢
pip install numba
给
Failed building wheel for llvmlite
Running setup.py clean for llvmlite
Successfully built numba
Failed to build llvmlite
Installing collected packages: …我在 python 3.5.1 上安装 mysql 连接器时遇到问题：
install --allow-external mysql-connector-python-rf mysql-connector-python-rf
不起作用，mysql-connector-python-rf 的正常 pip 命令也不起作用。我收到以下消息：
error: option --single-version-externally-managed not recognized
有任何想法吗？
我正在尝试连接控制器以进行 python 实验。目前，这是我正在尝试运行的代码
import sys
print('adding location of IOPortClientLib.dll & Newport.CONEXAGP.CommandInterfacedll to sys.path')
sys.path.append(r'C:\Program Files\Newport\Piezo Motion Control\Newport CONEX-AGP Applet\Bin')
import clr
clr.AddReference('Newport.CONEXAGP.CommandInterface.dll')
我得到两个不同的结果：
adding location of IOPortClientLib.dll & Newport.CONEXAGP.CommandInterfacedll to sys.path
Traceback (most recent call last):
File "conex_test.py", line 7, in <module>
clr.AddReference('Newport.CONEXAGP.CommandInterface.dll')
AttributeError: module 'clr' has no attribute 'AddReference'
adding location of IOPortClientLib.dll & Newport.CONEXAGP.CommandInterfacedll to sys.path
Traceback (most recent call last):
File "C:\Users\natal\Box Sync\Downer group (ndf367@eid.utexas.edu)\Sandia\code\python\conex_test.py", line 6, in <module>
import …我正在使用 Python 3.6.3 和 Pip 9.0.1 但仍然无法安装scrapy？我在 Windows 上这样做。执行以下命令时
pip3 install scrapy
我首先遇到这个错误..
----------------------------------------
Failed building wheel for Twisted
Running setup.py clean for Twisted
Failed to build Twisted
Installing collected packages: Twisted, scrapy
Running setup.py install for Twisted ... error
然后它继续，第二个错误完全停止它，似乎更致命......
Command "c:\users\admin\appdata\local\programs\python\python36-32\python.exe -u -c "import setuptools, tokenize;__file__='C:\\Users\\admin\\AppData\\Local\\Temp\\pip-build-zxkenzjd\\Twisted\\setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record C:\Users\admin\AppData\Local\Temp\pip-tr72roue-record\install-record.txt --single-version-externally-managed --compile" failed with error code 1 in C:\Users\admin\AppData\Local\Temp\pip-build-zxkenzjd\Twisted\
我已尝试按照此答案中的建议执行以下命令：
pip install -U setuptools
pip install -U wheel
我试图安装枕头上的蟒蛇3.7使用命令PIP 3安装枕头。该软件包下载正常，但在安装过程中出现以下错误。我也尝试使用wheel下载，但也失败了。有什么建议吗？谢谢。
Command "c:\...\python37\python.exe -u -c "import setuptools, tokenize;__file__='C:\\...\\A~1.M\\AppData\
\Local\\Temp\\pip-build-phpvx_2j\\pillow\\setup.py';f=getattr(tokenize, 'open',
open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code,
__file__, 'exec'))" install --record C:\...\pip-lde0t8n9-record\install-record.txt --single-version-externally-managed --compile" failed with error code 1 in C:\Users\...\pip-build-phpvx_2j\pillow\