docs: def choose_schema(self, out_file):
          """ Finds all schema templates and prompts to choose one. Copies the file to self.lazy_folder. """
  
          path = os.path.dirname(lazyconf.__file__) + '/schema/'
          self.prompt.header('Choose a template for your config file: ')
  
          i = 0
          choices = []
  
          for filename in os.listdir(path):
              if filename.endswith('.json'):
                  try:
                      template = self._load(path + filename)
                      description = template.get('_meta.description')
                      prompt_string = str(i + 1) + '. ' + filename
                      i += 1
  
                      if description:
                          self.prompt.notice(prompt_string + ': ' + description)
                      else:
                          self.prompt.notice(prompt_string)
  
                      choices.append(template)
  
                  except IOError as e:
                      print self.prompt.error(str(e))
  
          val = 0
          while val is 0 or val > i:
              val = self.prompt.int('Choice', default = 1)
              if val is 0 or val > i:
                  self.prompt.error('Please choose a value between 1 and ' + str(i) + '.')
          
          schema = choices[val-1]
          
          if '_meta' in schema.data.keys():
              del(schema.data['_meta'])
          
          schema.save(out_file, as_schema=True)
          sp, sf = os.path.split(out_file)
          self.prompt.success('Saved to ' + self.lazy_folder + sf + '.')
          return schema