support type ignores with codes (#47)

* support type ignores with codes

* format

* add missing newline

Author: CaselIT

test_files/type_ignore.expected.py

@@ -2,18 +2,28 @@
 from contextvars import copy_context as _copy_context
 import sys
 import typing
+from typing import Annotated  # type: ignore[foo-bar]
 from typing import Any
+from typing import Awaitable  # type: ignore[123]
+from typing import ByteString  # type: ignore[foo-bar] # noqa F501
 from typing import Callable  # type: ignore # noqa F401
+from typing import ClassVar  # type: ignore[123] # noqa F123
 from typing import Coroutine
 
 import greenlet  # type: ignore # noqa F401
 
 
 # keep imports around
-a1 = Any
-a2 = Callable
-a3 = Coroutine
-a4 = _copy_context
-a5 = sys
-a6 = typing
-a7 = asyncio
+vars = [
+    Any,
+    Callable,
+    Coroutine,
+    _copy_context,
+    sys,
+    typing,
+    asyncio,
+    Annotated,
+    Awaitable,
+    ByteString,
+    ClassVar,
+]

test_files/type_ignore.py

@@ -5,14 +5,24 @@
 import greenlet  # type: ignore # noqa F401
 from typing import Any
 from typing import Callable  # type: ignore # noqa F401
+from typing import ByteString  # type: ignore[foo-bar] # noqa F501
 from typing import Coroutine
+from typing import Annotated  # type: ignore[foo-bar]
+from typing import ClassVar  # type: ignore[123] # noqa F123
+from typing import Awaitable  # type: ignore[123]
 
 
 # keep imports around
-a1 = Any
-a2 = Callable
-a3 = Coroutine
-a4 = _copy_context
-a5 = sys
-a6 = typing
-a7 = asyncio
+vars = [
+    Any,
+    Callable,
+    Coroutine,
+    _copy_context,
+    sys,
+    typing,
+    asyncio,
+    Annotated,
+    Awaitable,
+    ByteString,
+    ClassVar,
+]

tests.py

@@ -9,6 +9,8 @@
 
 
 class ImportsTest(unittest.TestCase):
+    maxDiff = None
+
     @contextlib.contextmanager
     def _capture_stdout(self):
         buf = io.StringIO()