mirror of
https://github.com/PiBrewing/craftbeerpi4.git
synced 2024-12-29 00:41:45 +01:00
71 lines
2.5 KiB
Python
71 lines
2.5 KiB
Python
# Copyright (c) 2016, 2018, 2020 Claudiu Popa <pcmanticore@gmail.com>
|
|
# Copyright (c) 2019 Hugo van Kemenade <hugovk@users.noreply.github.com>
|
|
# Copyright (c) 2019 Pierre Sassoulas <pierre.sassoulas@gmail.com>
|
|
|
|
# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
|
|
# For details: https://github.com/PyCQA/pylint/blob/master/COPYING
|
|
|
|
"""Checker for deprecated builtins."""
|
|
import astroid
|
|
|
|
from pylint.checkers import BaseChecker
|
|
from pylint.checkers.utils import check_messages
|
|
from pylint.interfaces import IAstroidChecker
|
|
|
|
BAD_FUNCTIONS = ["map", "filter"]
|
|
# Some hints regarding the use of bad builtins.
|
|
BUILTIN_HINTS = {"map": "Using a list comprehension can be clearer."}
|
|
BUILTIN_HINTS["filter"] = BUILTIN_HINTS["map"]
|
|
|
|
|
|
class BadBuiltinChecker(BaseChecker):
|
|
|
|
__implements__ = (IAstroidChecker,)
|
|
name = "deprecated_builtins"
|
|
msgs = {
|
|
"W0141": (
|
|
"Used builtin function %s",
|
|
"bad-builtin",
|
|
"Used when a black listed builtin function is used (see the "
|
|
"bad-function option). Usual black listed functions are the ones "
|
|
"like map, or filter , where Python offers now some cleaner "
|
|
"alternative like list comprehension.",
|
|
)
|
|
}
|
|
|
|
options = (
|
|
(
|
|
"bad-functions",
|
|
{
|
|
"default": BAD_FUNCTIONS,
|
|
"type": "csv",
|
|
"metavar": "<builtin function names>",
|
|
"help": "List of builtins function names that should not be "
|
|
"used, separated by a comma",
|
|
},
|
|
),
|
|
)
|
|
|
|
@check_messages("bad-builtin")
|
|
def visit_call(self, node):
|
|
if isinstance(node.func, astroid.Name):
|
|
name = node.func.name
|
|
# ignore the name if it's not a builtin (i.e. not defined in the
|
|
# locals nor globals scope)
|
|
if not (name in node.frame() or name in node.root()):
|
|
if name in self.config.bad_functions:
|
|
hint = BUILTIN_HINTS.get(name)
|
|
if hint:
|
|
args = "%r. %s" % (name, hint)
|
|
else:
|
|
args = repr(name)
|
|
self.add_message("bad-builtin", node=node, args=args)
|
|
|
|
|
|
def register(linter):
|
|
"""Required method to auto register this checker.
|
|
|
|
:param linter: Main interface object for Pylint plugins
|
|
:type linter: Pylint object
|
|
"""
|
|
linter.register_checker(BadBuiltinChecker(linter))
|