require 'pycall' require 'iruby' module PyCall module IRubyHelper private def check_python_object_respond_to_format_method(obj, method_name) return false unless obj.kind_of? PyObjectWrapper return false unless obj.respond_to? method_name true end def register_python_object_formatter(format_name, mime, priority_value=0) method_name = :"_repr_#{format_name}_" match do |obj| check_python_object_respond_to_format_method(obj, method_name) end priority priority_value format mime, &method_name end end end ::IRuby::Display::Registry.module_eval do extend PyCall::IRubyHelper register_python_object_formatter :html, 'text/html', 1 register_python_object_formatter :markdown, 'text/markdown', 1 register_python_object_formatter :svg, 'image/svg+xml', 1 register_python_object_formatter :png, 'image/png', 1 register_python_object_formatter :jpeg, 'image/jpeg', 1 register_python_object_formatter :latex, 'text/latex', 1 register_python_object_formatter :json, 'application/json', 1 register_python_object_formatter :javascript, 'application/javascript', 1 register_python_object_formatter :pdf, 'application/pdf', 1 register_python_object_formatter :pretty, 'text/plain', -1000 end