chore(dependencies): update precommit hook asottile/pyupgrade to v2.21.1

.pre-commit-config.yaml

@@ -4,7 +4,7 @@ repos:
     hooks:
       - id: reorder-python-imports
   - repo: https://github.com/asottile/pyupgrade
-    rev: v2.21.0
+    rev: v2.21.1
     hooks:
       - id: pyupgrade
         args: ['--py36-plus']

README.md

@@ -31,4 +31,4 @@ mypy . # mypy should report 0 errors now.
 
 ### v0.1.0
 
-- Initial release
+- Initial release

mypy_silent/cli.py

@@ -22,7 +22,7 @@ def mypy_silent(
     for info in infos:
         if info.position in processed:
             continue
-        with open(info.position.filename, "r") as f:
+        with open(info.position.filename) as f:
             file_contents = f.readlines()
 
         old_content = file_contents[info.position.line - 1]

mypy_silent/parser.py

@@ -1,10 +1,13 @@
 import re
+from typing import FrozenSet
 from typing import Iterable
 from typing import NamedTuple
-from typing import FrozenSet
+
 from typing_extensions import Final
 
-UNUSED_IGNORE_MESSAGES: Final[FrozenSet[str]] = frozenset({"error: unused 'type: ignore' comment", 'error: unused "type: ignore" comment'})
+UNUSED_IGNORE_MESSAGES: Final[FrozenSet[str]] = frozenset(
+    {"error: unused 'type: ignore' comment", 'error: unused "type: ignore" comment'}
+)
 
 
 class FilePosition(NamedTuple):

mypy_silent/utils.py

@@ -6,5 +6,5 @@
 def get_lines(mypy_output_file: Optional[str]) -> Iterable[str]:
     if not mypy_output_file:
         return sys.stdin
-    with open(mypy_output_file, "r") as f:
+    with open(mypy_output_file) as f:
         return f.readlines()