mirror of
https://github.com/PiBrewing/craftbeerpi4.git
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92 lines
3 KiB
Python
92 lines
3 KiB
Python
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# -*- coding: utf-8 -*-
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# Copyright (c) 2016-2018, 2020 Claudiu Popa <pcmanticore@gmail.com>
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# Copyright (c) 2016 Łukasz Rogalski <rogalski.91@gmail.com>
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# Copyright (c) 2016 Luis Escobar <lescobar@vauxoo.com>
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# Copyright (c) 2019 Pierre Sassoulas <pierre.sassoulas@gmail.com>
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# Copyright (c) 2020 Anthony Sottile <asottile@umich.edu>
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# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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# For details: https://github.com/PyCQA/pylint/blob/master/COPYING
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import linecache
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from pylint import checkers
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from pylint.checkers.utils import check_messages
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from pylint.interfaces import HIGH, IAstroidChecker
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class DocStringStyleChecker(checkers.BaseChecker):
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"""Checks format of docstrings based on PEP 0257"""
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__implements__ = IAstroidChecker
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name = "docstyle"
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msgs = {
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"C0198": (
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'Bad docstring quotes in %s, expected """, given %s',
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"bad-docstring-quotes",
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"Used when a docstring does not have triple double quotes.",
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),
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"C0199": (
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"First line empty in %s docstring",
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"docstring-first-line-empty",
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"Used when a blank line is found at the beginning of a docstring.",
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),
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}
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@check_messages("docstring-first-line-empty", "bad-docstring-quotes")
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def visit_module(self, node):
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self._check_docstring("module", node)
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def visit_classdef(self, node):
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self._check_docstring("class", node)
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def visit_functiondef(self, node):
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ftype = "method" if node.is_method() else "function"
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self._check_docstring(ftype, node)
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visit_asyncfunctiondef = visit_functiondef
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def _check_docstring(self, node_type, node):
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docstring = node.doc
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if docstring and docstring[0] == "\n":
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self.add_message(
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"docstring-first-line-empty",
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node=node,
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args=(node_type,),
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confidence=HIGH,
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)
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# Use "linecache", instead of node.as_string(), because the latter
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# looses the original form of the docstrings.
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if docstring:
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lineno = node.fromlineno + 1
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line = linecache.getline(node.root().file, lineno).lstrip()
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if line and line.find('"""') == 0:
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return
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if line and "'''" in line:
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quotes = "'''"
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elif line and line[0] == '"':
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quotes = '"'
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elif line and line[0] == "'":
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quotes = "'"
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else:
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quotes = False
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if quotes:
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self.add_message(
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"bad-docstring-quotes",
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node=node,
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args=(node_type, quotes),
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confidence=HIGH,
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)
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def register(linter):
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"""Required method to auto register this checker.
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:param linter: Main interface object for Pylint plugins
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:type linter: Pylint object
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"""
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linter.register_checker(DocStringStyleChecker(linter))
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