fix too-many-positional-arguments error and other issues

* Make all types as immutable class by dataclass.
* Replace 'Type | None' as 'Optional[Type]'

Signed-off-by: Bala.FA <[email protected]>

Author: balamurugana

Makefile

@@ -7,7 +7,7 @@ getdeps:
 
 check: getdeps
 	@echo "Running checks"
-	@pylint --reports=no --score=no --disable=R0401,R0801,R0917 minio/*py minio/credentials tests/functional
+	@pylint --reports=no --score=no --disable=R0401,R0801 minio/*py minio/credentials tests/functional
 	@isort --diff .
 	@find . -name "*.py" -exec autopep8 --diff --exit-code {} +
 	@mypy minio