anchor.diff:  	&& make -j$(getconf _NPROCESSORS_ONLN) \
   	&& make install \
   	&& pip3 install --no-cache-dir --upgrade --ignore-installed pip==$PYTHON_PIP_VERSION \
  -  && apk add --update gfortran py-pip build-base py-numpy@testing \
  +  && pip3 install numpy==1.9.3 pip==$PYTHON_PIP_VERSION \
  +	&& pip3 install nose sphinx \
  +	&& pip install cassandra-driver pip==$PYTHON_PIP_VERSION \
   	&& find /usr/local -depth \
   		\( \
   		    \( -type d -a -name test -o -name tests \) \
  
positive.code: 		openssl-dev \
  		pax-utils \
  		readline-dev \
  		sqlite-dev \
  		xz-dev \
  		zlib-dev \
  	&& cd /usr/src/python \
  
negative.code: FROM alpine:3.3
  
  # http://bugs.python.org/issue19846
  # > At the moment, setting "LANG=C" on a Linux system *fundamentally breaks Python 3*, and that's not OK.
  