Disable annotation-unchecked at windows

Author: PeterDing

.github/workflows/main.yml

@@ -30,8 +30,12 @@ jobs:
         if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'
       - name: Format check with black
         run: poetry run black --check .
-      - name: Typecheck with mypy
-        run: poetry run mypy -p baidupcs_py --ignore-missing-imports --warn-unreachable --implicit-optional --allow-redefinition --disable-error-code abstract
+      - name: Typecheck with mypy at Windows
+        - if: matrix.os == 'windows-latest'
+          run: poetry run mypy -p baidupcs_py --ignore-missing-imports --warn-unreachable --implicit-optional --allow-redefinition --disable-error-code abstract annotation-unchecked
+      - name: Typecheck with mypy at Linux
+        - if: matrix.os == 'ubuntu-latest'
+          run: poetry run mypy -p baidupcs_py --ignore-missing-imports --warn-unreachable --implicit-optional --allow-redefinition --disable-error-code abstract
       - name: Test with pytest
         run: |
           poetry run python build.py build_ext --inplace

baidupcs_py/common/keyboard.py

@@ -9,7 +9,6 @@
 
 # Windows
 if os.name == "nt":
-    # type: ignore
     import msvcrt
 
 # Posix (Linux, OS X)