code: def field_to_markdown(field):
      
      if "title" in field:
          field_title = "**{}**".format(field["title"])
      else:
          raise Exception("Es necesario un `title` para describir un campo.")
  
      field_type = " ({})".format(field["type"]) if "type" in field else ""
      field_desc = ": {}".format(
          field["description"]) if "description" in field else ""
  
      text_template = "{title}{type}{description}"
      text = text_template.format(title=field_title, type=field_type,
                                  description=field_desc)
  
      return text
docs: Genera texto en markdown a partir de los metadatos de un `field`.
  
      Args:
          field (dict): Diccionario con metadatos de un `field`.
  
      Returns:
          str: Texto que describe un `field`.