Add a pyston/pyston-numpy docker image as well

README.md

@@ -26,9 +26,16 @@ You can also build Pyston directly from source.  We have some build instructions
 
 ##### NumPy
 
-To use NumPy, one needs a modified Cython, and then to pip install directly from NumPy's github to force re-running Cython.  If you are running in our docker distribution, you can do:
+The easiest way to get started with NumPy-on-Pyston is to use another one of docker containers:
 
 ```
+docker run -it pyston/pyston-numpy
+```
+
+To install it yourself, one needs a modified Cython, as well as to install numpy from source in order to invoke our modified Cython.
+
+```
+pip install https://github.com/dropbox/pyston/releases/download/v0.5.0/Cython-0.22.0-pyston.tar.gz
 pip install git+git://github.com/numpy/numpy@v1.11.0
 ```
 

docs/DOCKER.md → docker/DOCKER.md

-To produce a new docker build:
-```
-cd ~/pyston/docker
-BUILD_NAME=0.5.0
-docker build -t pyston/pyston:latest .
-docker build -t pyston/pyston:${BUILD_NAME} .
-docker push pyston/pyston:latest
-docker push pyston/pyston:${BUILD_NAME}
-```
+### For Pyston developers
+
+To produce a new docker build, do `bash build_docker.sh`.  You will need to do `docker login` first.
 
 Then using docker is just a matter of `docker run -it pyston/pyston` and running python/pip etc.
 

docker/pyston-numpy/Dockerfile

+# Adapted from CPython's Dockerfile:
+
+FROM buildpack-deps:jessie
+
+# http://bugs.python.org/issue19846
+# > At the moment, setting "LANG=C" on a Linux system *fundamentally breaks Python 3*, and that's not OK.
+ENV LANG C.UTF-8
+
+ENV PYSTON_TAG v0.5.0
+ENV PYSTON_VERSION 0.5.0
+
+RUN set -x \
+    && curl -SL "https://github.com/dropbox/pyston/releases/download/${PYSTON_TAG}/pyston-${PYSTON_VERSION}-linux64.tar.gz" | tar -xzC / \
+    && /pyston-${PYSTON_VERSION}-linux64/pyston /pyston-${PYSTON_VERSION}-linux64/virtualenv/virtualenv.py /pyston_env
+
+ENV PATH /pyston_env/bin/:$PATH
+
+RUN pip install https://github.com/dropbox/pyston/releases/download/${PYSTON_TAG}/Cython-0.22-pyston.tar.gz
+
+RUN echo "source /pyston_env/bin/activate" >> /root/.bashrc
+
+RUN pip install git+git://github.com/numpy/numpy@v1.11.0
+
+CMD ["/bin/bash"];