Move backtick warning in python3 porting checker.

3 files changed, 13 insertions, 10 deletions

diff --git a/checkers/format.py b/checkers/format.py
index 813130b..fe220b1 100644
--- a/checkers/format.py
+++ b/checkers/format.py
@@ -116,11 +116,6 @@ MSGS = {
               'should use a upper case "L" since the letter "l" looks too much '
               'like the digit "1"',
               {'maxversion': (3, 0)}),
-    'W0333': ('Use of the `` operator',
-              'backtick',
-              'Used when the deprecated "``" (backtick) operator is used '
-              'instead  of the str() function.',
-              {'scope': WarningScope.NODE, 'maxversion': (3, 0)}),
     'C0327': ('Mixed line endings LF and CRLF',
               'mixed-line-endings',
               'Used when there are mixed (LF and CRLF) newline signs in a file.'),
@@ -919,10 +914,6 @@ class FormatChecker(BaseTokenChecker):
         self.add_message('multiple-statements', node=node)
         self._visited_lines[line] = 2
 
-    @check_messages('backtick')
-    def visit_backquote(self, node):
-        self.add_message('backtick', node=node)
-
     def check_lines(self, lines, i):
         """check lines have less than a maximum number of characters
         """
diff --git a/checkers/python3.py b/checkers/python3.py
index e8609a0..d83709f 100644
--- a/checkers/python3.py
+++ b/checkers/python3.py
@@ -18,6 +18,7 @@ import tokenize
 
 import astroid
 from pylint import checkers, interfaces
+from pylint.utils import WarningScope
 from pylint.checkers import utils
 
 def _check_dict_node(node):
@@ -67,6 +68,13 @@ class Python3Checker(checkers.BaseChecker):
                   "instead of 'raise foo(bar)'.",
                   {'maxversion': (3, 0),
                    'old_names': [('W0121', 'old-raise-syntax')]}),
+        'E1606': ('Use of the `` operator',
+                  'backtick',
+                  'Used when the deprecated "``" (backtick) operator is used '
+                  'instead  of the str() function.',
+                  {'scope': WarningScope.NODE,
+                   'maxversion': (3, 0),
+                   'old_names': [('W0333', 'backtick')]}),
         'W1601': ('apply built-in referenced',
                   'apply-builtin',
                   'Used when the apply built-in function is referenced '
@@ -316,6 +324,10 @@ class Python3Checker(checkers.BaseChecker):
         if isinstance(node.name, (astroid.Tuple, astroid.List)):
             self.add_message('unpacking-in-except', node=node)
 
+    @utils.check_messages('backtick')
+    def visit_backquote(self, node):
+        self.add_message('backtick', node=node)
+
     @utils.check_messages('raising-string', 'old-raise-syntax')
     def visit_raise(self, node):
         """Visit a raise statement and check for raising
diff --git a/test/messages/func_backtick_deprecated_py_30.txt b/test/messages/func_backtick_deprecated_py_30.txt
index c78baa1..a4156f7 100644
--- a/test/messages/func_backtick_deprecated_py_30.txt
+++ b/test/messages/func_backtick_deprecated_py_30.txt
@@ -1,2 +1,2 @@
-W:  4: Use of the `` operator
+E:  4: Use of the `` operator