anchor.diff:  FROM alpine:3.3
  -
  -#Strip down this image once Dev for race is close to complete.
   
   # http://bugs.python.org/issue19846
   # > At the moment, setting "LANG=C" on a Linux system *fundamentally breaks Python 3*, and that's not OK.
  
positive.code: # gpg: key F73C700D: public key "Larry Hastings <larry@hastings.org>" imported
  ENV GPG_KEY 97FC712E4C024BBEA48A61ED3A5CA953F73C700D
  
  ENV PYTHON_VERSION 3.5.1
  
  # if this is called "PIP_VERSION", pip explodes with "ValueError: invalid truth value '<VERSION>'"
  ENV PYTHON_PIP_VERSION 8.1.2
  
negative.code: 		openssl-dev \
  		pax-utils \
  		readline-dev \
  		xz-dev \
  		zlib-dev \
  	&& cd /usr/src/python \
  