def draw(self):
for age, level in enumerate(self.tree.get_branches()):<EOL><INDENT>if age in self.ages:<EOL><INDENT>thickness = self._get_thickness(age)<EOL>color = self._get_color(age)<EOL>for branch in level:<EOL><INDENT>self._draw_branch(branch, color, thickness, age)<EOL><DEDENT><DEDENT><DEDENT>
Draws the tree.

        Args:
            ages (array): Contains the ages you want to draw.