Write a program in Python to find the summation of negative numbers from a collection of numbers

Given an collection as -8, -7, 6, 0, 7, -1, 6. The objective is to find the summation of negative numbers from the collection of numbers. The below program will do so

from System import *
from System.Collections.Generic import *
from System.Linq import *

class Program(object):
	def Main(args):
		Console.WriteLine(List[int](-8, -7, 6, 0, 7, -1, 6).OrderBy().TakeWhile().Sum())
		Console.ReadKey()

	Main = staticmethod(Main)

Output: -16