file "sdk/python/arvados/index.html" do |t|
`which epydoc`
if $? == 0
- `epydoc --html --parse-only -o sdk/python/arvados ../sdk/python/arvados/`
+ STDERR.puts `epydoc --html --parse-only -o sdk/python/arvados ../sdk/python/arvados/ 2>&1`
+ raise if $? != 0
else
puts "Warning: epydoc not found, Python documentation will not be generated".colorize(:light_red)
end