Match note error codes to import error codes (#16004)

Fixes #16003. Follow up to #14740

Author: hauntsaninja

mypy/build.py

@@ -2798,7 +2798,7 @@ def module_not_found(
         for note in notes:
             if "{stub_dist}" in note:
                 note = note.format(stub_dist=stub_distribution_name(module))
-            errors.report(line, 0, note, severity="note", only_once=True, code=codes.IMPORT)
+            errors.report(line, 0, note, severity="note", only_once=True, code=code)
         if reason is ModuleNotFoundReason.APPROVED_STUBS_NOT_INSTALLED:
             manager.missing_stub_packages.add(stub_distribution_name(module))
     errors.set_import_context(save_import_context)

mypy/errors.py

@@ -469,7 +469,7 @@ def _add_error_info(self, file: str, info: ErrorInfo) -> None:
         self.error_info_map[file].append(info)
         if info.blocker:
             self.has_blockers.add(file)
-        if info.code is IMPORT:
+        if info.code in (IMPORT, IMPORT_UNTYPED, IMPORT_NOT_FOUND):
             self.seen_import_error = True
 
     def _filter_error(self, file: str, info: ErrorInfo) -> bool:

mypy/report.py

@@ -25,7 +25,7 @@
 from mypy.version import __version__
 
 try:
-    from lxml import etree  # type: ignore[import]
+    from lxml import etree  # type: ignore[import-untyped]
 
     LXML_INSTALLED = True
 except ImportError:

mypy/test/testcheck.py

@@ -26,7 +26,7 @@
 from mypy.test.update_data import update_testcase_output
 
 try:
-    import lxml  # type: ignore[import]
+    import lxml  # type: ignore[import-untyped]
 except ImportError:
     lxml = None
 

mypy/test/testcmdline.py

@@ -20,7 +20,7 @@
 )
 
 try:
-    import lxml  # type: ignore[import]
+    import lxml  # type: ignore[import-untyped]
 except ImportError:
     lxml = None
 

mypy/test/testreports.py

@@ -7,7 +7,7 @@
 from mypy.test.helpers import Suite, assert_equal
 
 try:
-    import lxml  # type: ignore[import]
+    import lxml  # type: ignore[import-untyped]
 except ImportError:
     lxml = None
 
@@ -22,7 +22,7 @@ def test_get_line_rate(self) -> None:
 
     @pytest.mark.skipif(lxml is None, reason="Cannot import lxml. Is it installed?")
     def test_as_xml(self) -> None:
-        import lxml.etree as etree  # type: ignore[import]
+        import lxml.etree as etree  # type: ignore[import-untyped]
 
         cobertura_package = CoberturaPackage("foobar")
         cobertura_package.covered_lines = 21

test-data/unit/pep561.test

@@ -167,6 +167,7 @@ a.bf(False)
 b.bf(False)
 a.bf(1)
 b.bf(1)
+import typedpkg_ns.whatever as c  # type: ignore[import-untyped]
 [out]
 testNamespacePkgWStubs.py:4: error: Skipping analyzing "typedpkg_ns.b.bbb": module is installed, but missing library stubs or py.typed marker
 testNamespacePkgWStubs.py:4: note: See https://mypy.readthedocs.io/en/stable/running_mypy.html#missing-imports