code: def get_all_publications(return_namedtuples=True):
      
      sources = [
          ben_cz.get_publications,
          grada_cz.get_publications,
          cpress_cz.get_publications,
          zonerpress_cz.get_publications,
      ]
  
      # get data from all scrappers
      publications = []
      for source in sources:
          publications.extend(
              filters.filter_publications(source())
          )
  
      # convert to namedtuples
      if return_namedtuples:
          publications = map(lambda x: x.to_namedtuple(), publications)
  
      return publications
docs: Get list publications from all available source.
  
      Args:
          return_namedtuples (bool, default True): Convert :class:`.Publication`
                             structures to namedtuples (used in AMQP
                             communication).
  
      Returns:
          list: List of :class:`.Publication` structures converted to namedtuple.