Fixed #1594: incorrect placement of noqa comments with multiple from imports.

timothycrosley · timothycrosley · commit 5a0ebba5174d · 2021-03-18T23:23:02.000-07:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -7,6 +7,7 @@ Find out more about isort's release policy [here](https://pycqa.github.io/isort/
 ### 5.8.0 TBD
   - Fixed #1631: as import comments can in some cases be duplicated.
   - Fixed #1667: extra newline added with float-to-top, after skip, in some cases.
+  - Fixed #1594: incorrect placement of noqa comments with multiple from imports.
   - Implemented #1648: Export MyPY type hints.
   - Implemented #1641: Identified import statements now return runnable code.
   - Implemented #1661: Added "wemake" profile.
@@ -16,7 +17,7 @@ Find out more about isort's release policy [here](https://pycqa.github.io/isort/
   - Implemented #1684: Added support for extending skips with `--extend-skip` and `--extend-skip-glob`.
   - Implemented #1688: Auto identification and skipping of some invalid import statements.
   - Implemented #1645: Ability to reverse the import sorting order.
-  - Implemented #1504: Ability to push star imports to the top to avoid overriding explicitly defined imports.
+  - Implemented #1504: Added ability to push star imports to the top to avoid overriding explicitly defined imports.
   - Documented #1685: Skip doesn't support plain directory names, but skip_glob does.
 
 ### 5.7.0 December 30th 2020
diff --git a/isort/output.py b/isort/output.py
@@ -429,18 +429,22 @@ def _with_from_imports(
                         parsed.categorized_comments["nested"].get(module, {}).pop(from_import, None)
                     )
                     if comment:
+                        from_imports.remove(from_import)
+                        if from_imports:
+                            use_comments = []
+                        else:
+                            use_comments = comments
+                            comments = None
                         single_import_line = with_comments(
-                            comments,
+                            use_comments,
                             import_start + from_import,
                             removed=config.ignore_comments,
                             comment_prefix=config.comment_prefix,
                         )
                         single_import_line += (
-                            f"{comments and ';' or config.comment_prefix} " f"{comment}"
+                            f"{use_comments and ';' or config.comment_prefix} " f"{comment}"
                         )
                         output.append(wrap.line(single_import_line, parsed.line_separator, config))
-                        from_imports.remove(from_import)
-                        comments = None
 
                 from_import_section = []
                 while from_imports and (
diff --git a/tests/unit/test_regressions.py b/tests/unit/test_regressions.py
@@ -1585,3 +1585,25 @@ def test_isort_shouldnt_add_extra_line_float_to_top_issue_1667():
         show_diff=True,
         float_to_top=True,
     )
+
+
+def test_isort_shouldnt_move_noqa_comment_issue_1594():
+    assert (
+        isort.code(
+            """
+from .test import TestTestTestTestTestTest1  # noqa: F401
+from .test import TestTestTestTestTestTest2, TestTestTestTestTestTest3, """
+            """TestTestTestTestTestTest4, TestTestTestTestTestTest5  # noqa: F401
+""",
+            profile="black",
+        )
+        == """
+from .test import TestTestTestTestTestTest1  # noqa: F401
+from .test import (  # noqa: F401
+    TestTestTestTestTestTest2,
+    TestTestTestTestTestTest3,
+    TestTestTestTestTestTest4,
+    TestTestTestTestTestTest5,
+)
+"""
+    )
