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 draw_path(self,c,container):
		c.path(self.center[0],self.center[1],container.center[0],container.center[1])