Type ``process_module`` and update argument names

6 files changed, 17 insertions, 11 deletions

diff --git a/pylint/checkers/format.py b/pylint/checkers/format.py
index ffd1b2169..62064b88b 100644
--- a/pylint/checkers/format.py
+++ b/pylint/checkers/format.py
@@ -351,7 +351,7 @@ class FormatChecker(BaseTokenChecker):
             self._lines[line_num] = line.split("\n")[0]
         self.check_lines(line, line_num)
 
-    def process_module(self, _module):
+    def process_module(self, _node: nodes.Module) -> None:
         pass
 
     def _check_keyword_parentheses(
diff --git a/pylint/checkers/misc.py b/pylint/checkers/misc.py
index e53935adf..60d30c91b 100644
--- a/pylint/checkers/misc.py
+++ b/pylint/checkers/misc.py
@@ -29,6 +29,8 @@
 import re
 import tokenize
 
+from astroid import nodes
+
 from pylint.checkers import BaseChecker
 from pylint.interfaces import IRawChecker, ITokenChecker
 from pylint.message import MessagesHandlerMixIn
@@ -50,11 +52,11 @@ class ByIdManagedMessagesChecker(BaseChecker):
     }
     options = ()
 
-    def process_module(self, module):
+    def process_module(self, node: nodes.Module) -> None:
         """Inspect the source file to find messages activated or deactivated by id."""
         managed_msgs = MessagesHandlerMixIn.get_by_id_managed_msgs()
         for (mod_name, msgid, symbol, lineno, is_disabled) in managed_msgs:
-            if mod_name == module.name:
+            if mod_name == node.name:
                 verb = "disable" if is_disabled else "enable"
                 txt = f"'{msgid}' is cryptic: use '# pylint: {verb}={symbol}' instead"
                 self.add_message("use-symbolic-message-instead", line=lineno, args=txt)
@@ -125,11 +127,11 @@ class EncodingChecker(BaseChecker):
                 self.add_message("syntax-error", line=lineno, args=msg)
         return None
 
-    def process_module(self, module):
+    def process_module(self, node: nodes.Module) -> None:
         """inspect the source file to find encoding problem"""
-        encoding = module.file_encoding if module.file_encoding else "ascii"
+        encoding = node.file_encoding if node.file_encoding else "ascii"
 
-        with module.stream() as stream:
+        with node.stream() as stream:
             for lineno, line in enumerate(stream):
                 self._check_encoding(lineno + 1, line, encoding)
 
diff --git a/pylint/checkers/similar.py b/pylint/checkers/similar.py
index 88d7eac52..fb92e7035 100644
--- a/pylint/checkers/similar.py
+++ b/pylint/checkers/similar.py
@@ -820,7 +820,7 @@ class SimilarChecker(BaseChecker, Similar, MapReduceMixin):
             nb_duplicated_lines=0, percent_duplicated_lines=0
         )
 
-    def process_module(self, node):
+    def process_module(self, node: nodes.Module) -> None:
         """process a module
 
         the module's content is accessible via the stream object
diff --git a/pylint/checkers/strings.py b/pylint/checkers/strings.py
index d05fc3c30..ae020594f 100644
--- a/pylint/checkers/strings.py
+++ b/pylint/checkers/strings.py
@@ -710,8 +710,8 @@ class StringConstantChecker(BaseTokenChecker):
         super().__init__(*args, **kwargs)
         self.string_tokens = {}  # token position -> (token value, next token)
 
-    def process_module(self, module):
-        self._unicode_literals = "unicode_literals" in module.future_imports
+    def process_module(self, node: nodes.Module) -> None:
+        self._unicode_literals = "unicode_literals" in node.future_imports
 
     def process_tokens(self, tokens):
         encoding = "ascii"
diff --git a/pylint/extensions/empty_comment.py b/pylint/extensions/empty_comment.py
index a6f2ede75..7b9841678 100644
--- a/pylint/extensions/empty_comment.py
+++ b/pylint/extensions/empty_comment.py
@@ -1,3 +1,5 @@
+from astroid import nodes
+
 from pylint.checkers import BaseChecker
 from pylint.interfaces import IRawChecker
 
@@ -43,7 +45,7 @@ class CommentChecker(BaseChecker):
     options = ()
     priority = -1  # low priority
 
-    def process_module(self, node):
+    def process_module(self, node: nodes.Module) -> None:
         with node.stream() as stream:
             for (line_num, line) in enumerate(stream):
                 line = line.rstrip()
diff --git a/pylint/interfaces.py b/pylint/interfaces.py
index 02ed031f9..cac7e76c3 100644
--- a/pylint/interfaces.py
+++ b/pylint/interfaces.py
@@ -18,6 +18,8 @@
 """Interfaces for Pylint objects"""
 from collections import namedtuple
 
+from astroid import nodes
+
 Confidence = namedtuple("Confidence", ["name", "description"])
 # Warning Certainties
 HIGH = Confidence("HIGH", "No false positive possible.")
@@ -66,7 +68,7 @@ class IChecker(Interface):
 class IRawChecker(IChecker):
     """interface for checker which need to parse the raw file"""
 
-    def process_module(self, astroid):
+    def process_module(self, node: nodes.Module) -> None:
         """process a module
 
         the module's content is accessible via astroid.stream