def service(name, version = nil)
      name = name.to_sym
      version = (version.nil?) ? api_config.default_version : version.to_sym

      # Check if the combination is available.
      validate_service_request(version, name)

      # Try to re-use the service for this version if it was requested before.
      wrapper = if @wrappers.include?(version) && @wrappers[version][name]
        @wrappers[version][name]
      else
        @wrappers[version] ||= {}
        @wrappers[version][name] = prepare_wrapper(version, name)
      end
      return wrapper
    end
def service(name, version = nil)
      name = name.to_sym
      version = (version.nil?) ? api_config.default_version : version.to_sym

      
      validate_service_request(version, name)

      
      wrapper = if @wrappers.include?(version) && @wrappers[version][name]
        @wrappers[version][name]
      else
        @wrappers[version] ||= {}
        @wrappers[version][name] = prepare_wrapper(version, name)
      end
      return wrapper
    end
def service ( name , version = nil ) name = name . to_sym version = ( version . nil? ) ? api_config . default_version : version . to_sym # Check if the combination is available. validate_service_request ( version , name ) # Try to re-use the service for this version if it was requested before. wrapper = if @wrappers . include? ( version ) && @wrappers [ version ] [ name ] @wrappers [ version ] [ name ] else @wrappers [ version ] ||= { } @wrappers [ version ] [ name ] = prepare_wrapper ( version , name ) end return wrapper end
Obtain an API service, given a version and its name.

 Args:
 - name: name for the intended service
 - version: intended API version.

 Returns:
 - the service wrapper for the intended service.
Obtain an API service given a version and its name .