ruby call parent module (or parent class) method

call_parent_module_method.rb

def my_method
  'out of module'
end

module MyMod
  def self.my_method
    'in module'
  end
  
  class MyClass
    def initialize
      puts "my_method: #{my_method}"
      puts "Class.nesting[-1].my_method: #{Class.nesting[-1].my_method}"
    end
  end
end

MyMod::MyClass.new
#=> my_method: out of module
#=> Class.nesting[-1].my_method: in module