code: def test_import_from(self):
      source = "from bar import foo; foo.a = b"
      self.assertDepends(source, {("foo", "b")}, {"b"}, {"foo"})
  
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  import unittest
  import ast
  from ...asttools.visitors.graph_visitor import GraphGen
  from ...asttools.visitors.graph_visitor import DiGraph
  from ...asttools.tests import AllTypesTested, skip_networkx
label_desc: Use image node_id 13 for calling the Test obj's underlying member method code with example usage: obj.test_import_from() without return types