Restore fix for issue #651

isort/isort.py

@@ -634,6 +634,7 @@ def by_module(line):
                     parts = line.split()
                     if len(parts) >= 3 and parts[1] == '=' and "'" not in parts[0] and '"' not in parts[0]:
                         next_construct = line
+                        break
 
             if self.config['lines_after_imports'] != -1:
                 self.out_lines[imports_tail:0] = ["" for line in range(self.config['lines_after_imports'])]
@@ -821,8 +822,6 @@ def _skip_line(self, line):
                         self._in_quote = line[index]
                 elif line[index] == "#":
                     break
-                elif line[index] not in (' ', '\t'):
-                    break
                 index += 1
 
         return skip_line or self._in_quote or self._in_top_comment

test_isort.py

@@ -2342,3 +2342,20 @@ def test_escaped_parens_sort():
 def test_is_python_file_ioerror(tmpdir):
     does_not_exist = tmpdir.join('fake.txt')
     assert is_python_file(str(does_not_exist)) is False
+
+
+def test_to_ensure_imports_are_brought_to_top_issue_651():
+    test_input = ('from __future__ import absolute_import, unicode_literals\n'
+                  '\n'
+                  'VAR = """\n'
+                  'multiline text\n'
+                  '"""\n'
+                  '\n'
+                  'from __future__ import unicode_literals\n'
+                  'from __future__ import absolute_import\n')
+    expected_output = ('from __future__ import absolute_import, unicode_literals\n'
+                       '\n'
+                       'VAR = """\n'
+                       'multiline text\n'
+                       '"""\n')
+    assert SortImports(file_contents=test_input).output == expected_output