code: def run(self):
          '''
          Main function for prepare and render OpenAPI specification
          :return:
          '''
          # Loading yaml
          self.load_yaml()
  
          # Print paths from schema
          section_title = '**API Paths**'
          self.write(section_title)
          self.write('=' * len(section_title))
          self.print_paths()
  
          # Print models
          section_title = '**Schemas Description**'
          self.write(section_title)
          self.write('=' * len(section_title))
          self.print_schemas()
  
          # Render by sphinx
          node = nodes.section()
          node.document = self.state.document
          nested_parse_with_titles(self.state, self.__view_list, node)
          return node.childref run(self):
          '''
          Main function for prepare and render OpenAPI specification
          :return:
          '''
          # Loading yaml
          self.load_yaml()
  
          # Print paths from schema
          section_title = '**API Paths**'
          self.write(section_title)
          self.write('=' * len(section_title))
          self.print_paths()
  
          # Print models
          section_title = '**Schemas Description**'
          self.write(section_title)
          self.write('=' * len(section_title))
          self.print_schemas()
  
          # Render by sphinx
          node = nodes.section()
          node.document = self.state.document
          nested_parse_with_titles(self.state, self.__view_list, node)
          return node.children
docs: Main function for prepare and render OpenAPI specification
          :return: