def loads(self, requirements_text):
        lines = re.findall(Requirement.spec_regex,
                           requirements_text,
                           re.MULTILINE)
        for line in lines:
            self.add(Requirement(line[0], "".join(line[1:])))
def path(self,x1,y1,x2,y2):
		self.board[y1:y2+1,x1:x2+1] = self.color