Blog post comparing ruby to python

iterator.py

class Iter(object):

  def __init__(self):
    self.count = 0
    self.final = 10

  def __iter__(self):
    return self

  def next(self):
    if self.count == self.final:
      raise StopIteration
    else:
      return self.count
      self.count += 1

iterator.rb

class Iter
  def initialize
    @max = 10
  end

  def each
    count = 0
    until count == @max
      yield count
      count += 1
    end
  end
end

lazy_loading.py

class Thing:

    def __init__(self):
        self.data = get_blocking_data

    def get_data(self, key):
        return self.data[key]

lazy_loading.rb

class Thing

  def get_data(key)
    data[key]
  end

  def data
    @data ||= get_blocking_data
  end

end