tests: isort remove duplicates imports

Author: fpietka

testdata/imported_twice_in.py

@@ -1,7 +1,5 @@
 from __future__ import absolute_import
 
-# TODO(benkraft): In the case where these two imports are rewritten to be
-# identical, maybe we should remove the now-exact duplicate?
 import foo.bar
 from foo import bar
 

testdata/imported_twice_out.py

@@ -1,8 +1,5 @@
 from __future__ import absolute_import
 
-# TODO(benkraft): In the case where these two imports are rewritten to be
-# identical, maybe we should remove the now-exact duplicate?
-import quux
 import quux
 
 

tests/test_moves.py

@@ -124,7 +124,7 @@ def test_dash_f_flag(self):
         self.assertFileIs('baz/faa.py', 'def myfaa(): return 4\n')
         self.assertFileIs('baz/__init__.py', '')
         self.assertFileIs('bar.py',
-                          ('from baz import faa\nfrom baz import foo\n\n'
+                          ('from baz import faa, foo\n\n'
                            'foo.myfunc()\nfaa.myfaa()\n'))
         self.assertFalse(self.error_output)