pylint: upgrade to 1.4.0

third_party/pylint/checkers/__init__.py

 # Copyright (c) 2003-2013 LOGILAB S.A. (Paris, FRANCE).
 # http://www.logilab.fr/ -- mailto:contact@logilab.fr
 #
 # This program is free software; you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free Software
 # Foundation; either version 2 of the License, or (at your option) any later
 # version.
 #
 # This program is distributed in the hope that it will be useful, but WITHOUT
 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
@@ skipping 12 matching lines @@
 05: misc
 06: variables
 07: exceptions
 08: similar
 09: design_analysis
 10: newstyle
 11: typecheck
 12: logging
 13: string_format
 14: string_constant
-15-50: not yet used: reserved for future internal checkers.
+15: stdlib
+16: python3
+17-50: not yet used: reserved for future internal checkers.
 51-99: perhaps used: reserved for external checkers
 
 The raw_metrics checker has no number associated since it doesn't emit any
 messages nor reports. XXX not true, emit a 07 report !
 
 """
 
 import sys
 import tokenize
 import warnings
 
 from logilab.common.configuration import OptionsProviderMixIn
 
 from pylint.reporters import diff_string
 from pylint.utils import register_plugins
+from pylint.interfaces import UNDEFINED
+
 
 def table_lines_from_stats(stats, old_stats, columns):
     """get values listed in <columns> from <stats> and <old_stats>,
     and return a formated list of values, designed to be given to a
     ureport.Table object
     """
     lines = []
     for m_type in columns:
         new = stats[m_type]
-        format = str
+        format = str # pylint: disable=redefined-builtin
         if isinstance(new, float):
             format = lambda num: '%.3f' % num
         old = old_stats.get(m_type)
         if old is not None:
             diff_str = diff_string(old, new)
             old = format(old)
         else:
             old, diff_str = 'NC', 'NC'
         lines += (m_type.replace('_', ' '), format(new), old, diff_str)
     return lines
 
 
 class BaseChecker(OptionsProviderMixIn):
     """base class for checkers"""
     # checker name (you may reuse an existing one)
     name = None
     # options level (0 will be displaying in --help, 1 in --long-help)
     level = 1
     # ordered list of options to control the ckecker behaviour
     options = ()
     # messages issued by this checker
     msgs = {}
     # reports issued by this checker
     reports = ()
+    # mark this checker as enabled or not.
+    enabled = True
 
     def __init__(self, linter=None):
         """checker instances should have the linter as argument
 
         linter is an object implementing ILinter
         """
         self.name = self.name.lower()
         OptionsProviderMixIn.__init__(self)
         self.linter = linter
 
-    def add_message(self, msg_id, line=None, node=None, args=None):
+    def add_message(self, msg_id, line=None, node=None, args=None, confidence=UNDEFINED):
         """add a message of a given type"""
-        self.linter.add_message(msg_id, line, node, args)
+        self.linter.add_message(msg_id, line, node, args, confidence)
 
     # dummy methods implementing the IChecker interface
 
     def open(self):
         """called before visiting project (i.e set of modules)"""
 
     def close(self):
         """called after visiting project (i.e set of modules)"""
 
 
-class BaseRawChecker(BaseChecker):
-    """base class for raw checkers"""
-
-    def process_module(self, node):
-        """process a module
-
-        the module's content is accessible via the stream object
-
-        stream must implement the readline method
-        """
-        warnings.warn("Modules that need access to the tokens should "
-                      "use the ITokenChecker interface.",
-                      DeprecationWarning)
-        stream = node.file_stream
-        stream.seek(0) # XXX may be removed with astroid > 0.23
-        if sys.version_info <= (3, 0):
-            self.process_tokens(tokenize.generate_tokens(stream.readline))
-        else:
-            self.process_tokens(tokenize.tokenize(stream.readline))
-
-    def process_tokens(self, tokens):
-        """should be overridden by subclasses"""
-        raise NotImplementedError()
-
-
 class BaseTokenChecker(BaseChecker):
     """Base class for checkers that want to have access to the token stream."""
 
     def process_tokens(self, tokens):
         """Should be overridden by subclasses."""
         raise NotImplementedError()
 
 
 def initialize(linter):
     """initialize linter with checkers in this package """
     register_plugins(linter, __path__[0])
 
 __all__ = ('BaseChecker', 'initialize')