sphinx!=1.6.6,!=1.6.7,>=1.6.2,<2.0.0;python_version=='2.7' # BSD
sphinx!=1.6.6,!=1.6.7,!=2.1.0,>=1.6.2;python_version>='3.4' # BSD
sphinxcontrib-httpdomain>=1.3.0 # BSD
sphinxcontrib-blockdiag>=1.5.4 # BSD
sphinxcontrib-svg2pdfconverter>=0.1.0 # BSD
reno>=2.5.0 # Apache-2.0
os-api-ref>=1.4.0 # Apache-2.0
openstackdocstheme>=1.20.0 # Apache-2.0