Show line numbers missing coverage

script/coverage

@@ -29,7 +29,7 @@ export GOOGLE_APPLICATION_CREDENTIALS=
 coverage run --branch --source=octodns --omit=octodns/cmds/* "$(command -v nosetests)" --with-xunit "$@"
 coverage html
 coverage xml
-coverage report
+coverage report --show-missing
 coverage report | grep ^TOTAL | grep -qv 100% && {
     echo "Incomplete code coverage" >&2
     exit 1