code: def release():
      
      sh("paver bdist_egg")
  
      # Check that source distribution can be built and is complete
      print
      print "~" * 78
      print "TESTING SOURCE BUILD"
      sh(
          "{ cd dist/ && unzip -q %s-%s.zip && cd %s-%s/"
          "  && /usr/bin/python setup.py sdist >/dev/null"
          "  && if { unzip -ql ../%s-%s.zip; unzip -ql dist/%s-%s.zip; }"
          "        | cut -b26- | sort | uniq -c| egrep -v '^ +2 +' ; then"
          "       echo '^^^ Difference in file lists! ^^^'; false;"
          "    else true; fi; } 2>&1"
          % tuple([project["name"], version] * 4)
      )
      path("dist/%s-%s" % (project["name"], version)).rmtree()
      print "~" * 78
  
      print
      print "Created", " ".join([str(i) for i in path("dist").listdir()])
      print "Use 'paver sdist bdist_egg upload' to upload to PyPI"
      print "Use 'paver dist_docs' to prepare an API documentation upload"
docs: Check release before upload to PyPI.