Pylint checkers: remove __implements__

Was removed in pylint-dev/pylint#8404.

Author: karlch

scripts/pylint_checkers/check_count.py

@@ -4,15 +4,12 @@
 
 import astroid
 
-from pylint.interfaces import IAstroidChecker
 from pylint.checkers import BaseChecker
 
 
 class CountComparedWithoutNone(BaseChecker):
     """Checker to ensure count is compared to None."""
 
-    __implements__ = IAstroidChecker
-
     name = "count-compared-directly"
 
     # here we define our messages
@@ -43,8 +40,6 @@ def _check_compare_count(self, node):
 class CountAssignedToZero(BaseChecker):
     """Checker to inform when default assigning count to zero."""
 
-    __implements__ = IAstroidChecker
-
     name = "count-default-zero"
 
     # here we define our messages

scripts/pylint_checkers/check_docstring.py

@@ -7,15 +7,12 @@
 
 import astroid
 
-from pylint.interfaces import IAstroidChecker
 from pylint.checkers import BaseChecker
 
 
 class CommandMissingDocumentation(BaseChecker):
     """Checker to ensure command docstrings include all information for docs."""
 
-    __implements__ = IAstroidChecker
-
     name = "command-docstring"
 
     name_ambiguous = "ambiguous-register"

scripts/pylint_checkers/check_header.py

@@ -2,15 +2,12 @@
 
 """Checker to ensure each python file includes a modeline and no copyright notice."""
 
-from pylint.interfaces import IRawChecker
 from pylint.checkers import BaseChecker
 
 
 class FileHeaderChecker(BaseChecker):
     """Checker to ensure each python file includes a modeline and copyright notice."""
 
-    __implements__ = IRawChecker
-
     name = "file-header"
     name_modeline_missing = "modeline-missing"
     name_copyright_included = "copyright-included"