我安装 py3-pandas 如下,
FROM alpine:latest
RUN echo "http://dl-8.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories
RUN echo "http://dl-8.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories
RUN apk add --update \
python3 \
python3-dev \
py3-numpy py3-pandas py3-scipy py3-numpy-dev
然后我尝试导入 Pandas ,它不可用
bash-5.0# python3
Python 3.7.5 (default, Oct 17 2019, 12:25:15)
[GCC 8.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pandas
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ModuleNotFoundError: No module named 'pandas'
>>> import sys
>>> sys.path
['', '/usr/lib/python37.zip', '/usr/lib/python3.7', '/usr/lib/python3.7/lib-dynload', '/usr/lib/python3.7/site-packages', '/retention']
>>>
所以原来pandas安装在不同的python目录中
bash-5.0# apk info -L py3-pandas
....
usr/lib/python3.8/site-packages/pandas/__pycache__/__init__.cpython-38.pyc
bash-5.0# ls /usr/bin/python*
/usr/bin/python /usr/bin/python2.7 /usr/bin/python3-config /usr/bin/python3.7-config /usr/bin/python3.7m-config
/usr/bin/python2 /usr/bin/python3 /usr/bin/python3.7 /usr/bin/python3.7m
我如何制作
py3-pandas
使用系统中已经安装的python 版本?
最佳答案
您正在混合您的版本 - 您的 Dockerfile 正在使用 latest
但是您包括“边缘”存储库。
要使用 Python 3.7(无测试存储库),您可以使用以下命令:
FROM alpine:latest
RUN echo "http://dl-8.alpinelinux.org/alpine/latest-stable/community" >> /etc/apk/repositories
但您可能会冒着将来更改版本的风险。最好使用:
FROM alpine:3.10
RUN echo "http://dl-8.alpinelinux.org/alpine/v3.10/community" >> /etc/apk/repositories
如果你真的想要 Python 3.8 和“测试”存储库,你必须使用
latest
(再次冒着更改版本的风险):FROM alpine:edge
RUN echo "http://dl-8.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories
RUN echo "http://dl-8.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories
关于python - Alpine docker : installing pandas/numpy,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/59270362/