```ruby
require 'rails/generators'
require 'rails/generators/migration'

module HasPublishing
  class PublishingGenerator < ::Rails::Generators::NamedBase
    include Rails::Generators::Migration

    def self.source_root
      @source_root ||= File.join(File.dirname(__FILE__), 'templates')
    end

    def self.next_migration_number(dirname)
      if ActiveRecord::Base.timestamped_migrations
        Time.new.utc.strftime("%Y%m%d%H%M%S")
      else
        "%.3d" % (current_migration_number(dirname) + 1)
      end
    end

    def create_migration_file
      set_local_assigns!
      validate_file_name!
      migration_template 'migration.rb', "db/migrate/publishing_fields_for_#{@table_name}.rb"
    end

    def set_local_assigns!
      @table_name = file_name.pluralize
    end
  end
end```

Remove uncalled method from generator
user
```ruby
require 'rails/generators'
require 'rails/generators/migration'

module HasPublishing
  class PublishingGenerator < ::Rails::Generators::NamedBase
    include Rails::Generators::Migration

    def self.source_root
      @source_root ||= File.join(File.dirname(__FILE__), 'templates')
    end

    def self.next_migration_number(dirname)
      if ActiveRecord::Base.timestamped_migrations
        Time.new.utc.strftime("%Y%m%d%H%M%S")
      else
        "%.3d" % (current_migration_number(dirname) + 1)
      end
    end

    def create_migration_file
      set_local_assigns!
      migration_template 'migration.rb', "db/migrate/publishing_fields_for_#{@table_name}.rb"
    end

    def set_local_assigns!
      @table_name = file_name.pluralize
    end
  end
end```
assistant