diff --git a/pylint/checkers/__init__.py b/pylint/checkers/__init__.py
index 24ad8ca99a..95a18a329b 100644
--- a/pylint/checkers/__init__.py
+++ b/pylint/checkers/__init__.py
@@ -71,7 +71,7 @@ def table_lines_from_stats(stats, old_stats, columns):
 
 
 def initialize(linter):
-    """initialize linter with checkers in this package """
+    """initialize linter with checkers in this package"""
     register_plugins(linter, __path__[0])
 
 
diff --git a/pylint/checkers/base.py b/pylint/checkers/base.py
index 772a5b36cf..b939b33000 100644
--- a/pylint/checkers/base.py
+++ b/pylint/checkers/base.py
@@ -1502,7 +1502,7 @@ def _check_not_in_finally(self, node, node_name, breaker_classes=()):
             _parent = _node.parent
 
     def _check_reversed(self, node):
-        """ check that the argument to `reversed` is a sequence """
+        """check that the argument to `reversed` is a sequence"""
         try:
             argument = utils.safe_infer(utils.get_argument_from_call(node, position=0))
         except utils.NoSuchArgumentError:
diff --git a/pylint/checkers/classes.py b/pylint/checkers/classes.py
index 66825d4493..5c1ae964f4 100644
--- a/pylint/checkers/classes.py
+++ b/pylint/checkers/classes.py
@@ -2145,6 +2145,6 @@ def _ancestors_to_call(klass_node, method="__init__"):
 
 
 def register(linter):
-    """required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(ClassChecker(linter))
     linter.register_checker(SpecialMethodsChecker(linter))
diff --git a/pylint/checkers/design_analysis.py b/pylint/checkers/design_analysis.py
index bdb35437c5..da51cf70ca 100644
--- a/pylint/checkers/design_analysis.py
+++ b/pylint/checkers/design_analysis.py
@@ -498,5 +498,5 @@ def _inc_branch(self, node, branchesnum=1):
 
 
 def register(linter):
-    """required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(MisdesignChecker(linter))
diff --git a/pylint/checkers/format.py b/pylint/checkers/format.py
index d83bc55a93..9a46626070 100644
--- a/pylint/checkers/format.py
+++ b/pylint/checkers/format.py
@@ -796,5 +796,5 @@ def check_indent_level(self, string, expected, line_num):
 
 
 def register(linter):
-    """required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(FormatChecker(linter))
diff --git a/pylint/checkers/imports.py b/pylint/checkers/imports.py
index a9f03545c9..03ba231cba 100644
--- a/pylint/checkers/imports.py
+++ b/pylint/checkers/imports.py
@@ -984,5 +984,5 @@ def _check_toplevel(self, node):
 
 
 def register(linter):
-    """required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(ImportsChecker(linter))
diff --git a/pylint/checkers/mapreduce_checker.py b/pylint/checkers/mapreduce_checker.py
index 65b12c31de..d039fcda50 100644
--- a/pylint/checkers/mapreduce_checker.py
+++ b/pylint/checkers/mapreduce_checker.py
@@ -7,13 +7,13 @@
 
 
 class MapReduceMixin(metaclass=abc.ABCMeta):
-    """ A mixin design to allow multiprocess/threaded runs of a Checker """
+    """A mixin design to allow multiprocess/threaded runs of a Checker"""
 
     @abc.abstractmethod
     def get_map_data(self):
-        """ Returns mergable/reducible data that will be examined """
+        """Returns mergable/reducible data that will be examined"""
 
     @classmethod
     @abc.abstractmethod
     def reduce_map_data(cls, linter, data):
-        """ For a given Checker, receives data for all mapped runs """
+        """For a given Checker, receives data for all mapped runs"""
diff --git a/pylint/checkers/newstyle.py b/pylint/checkers/newstyle.py
index 49eebadeb5..7ae6230479 100644
--- a/pylint/checkers/newstyle.py
+++ b/pylint/checkers/newstyle.py
@@ -130,5 +130,5 @@ def visit_functiondef(self, node):
 
 
 def register(linter):
-    """required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(NewStyleConflictChecker(linter))
diff --git a/pylint/checkers/python3.py b/pylint/checkers/python3.py
index 935a6ac972..d5dd68de34 100644
--- a/pylint/checkers/python3.py
+++ b/pylint/checkers/python3.py
@@ -1256,7 +1256,7 @@ def _validate_encoding(self, encoding, node):
 
     @utils.check_messages("indexing-exception")
     def visit_subscript(self, node):
-        """ Look for indexing exceptions. """
+        """Look for indexing exceptions."""
         try:
             for inferred in node.value.infer():
                 if not isinstance(inferred, astroid.Instance):
diff --git a/pylint/checkers/raw_metrics.py b/pylint/checkers/raw_metrics.py
index 5878da737a..6f8d2d9b85 100644
--- a/pylint/checkers/raw_metrics.py
+++ b/pylint/checkers/raw_metrics.py
@@ -117,5 +117,5 @@ def get_type(tokens, start_index):
 
 
 def register(linter):
-    """ required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(RawMetricsChecker(linter))
diff --git a/pylint/checkers/similar.py b/pylint/checkers/similar.py
index 8f6ae11a0b..a8bf609ca5 100644
--- a/pylint/checkers/similar.py
+++ b/pylint/checkers/similar.py
@@ -425,7 +425,7 @@ def close(self):
         stats["percent_duplicated_lines"] = total and duplicated * 100.0 / total
 
     def get_map_data(self):
-        """ Passthru override """
+        """Passthru override"""
         return Similar.get_map_data(self)
 
     @classmethod
@@ -440,7 +440,7 @@ def reduce_map_data(cls, linter, data):
 
 
 def register(linter):
-    """required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(SimilarChecker(linter))
 
 
diff --git a/pylint/checkers/spelling.py b/pylint/checkers/spelling.py
index dfa1d7738c..7bd9760452 100644
--- a/pylint/checkers/spelling.py
+++ b/pylint/checkers/spelling.py
@@ -467,5 +467,5 @@ def _check_docstring(self, node):
 
 
 def register(linter):
-    """required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(SpellingChecker(linter))
diff --git a/pylint/checkers/stdlib.py b/pylint/checkers/stdlib.py
index 2a2d269933..c28f62bd8c 100644
--- a/pylint/checkers/stdlib.py
+++ b/pylint/checkers/stdlib.py
@@ -512,5 +512,5 @@ def deprecated_arguments(self, method: str):
 
 
 def register(linter):
-    """required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(StdlibChecker(linter))
diff --git a/pylint/checkers/strings.py b/pylint/checkers/strings.py
index 5268ea54bb..5026f9d74e 100644
--- a/pylint/checkers/strings.py
+++ b/pylint/checkers/strings.py
@@ -441,7 +441,7 @@ def _detect_vacuous_formatting(self, node, positional_arguments):
             )
 
     def _check_new_format(self, node, func):
-        """Check the new string formatting. """
+        """Check the new string formatting."""
         # Skip format nodes which don't have an explicit string on the
         # left side of the format operation.
         # We do this because our inference engine can't properly handle
@@ -888,7 +888,7 @@ def process_non_raw_string_token(
 
 
 def register(linter):
-    """required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(StringFormatChecker(linter))
     linter.register_checker(StringConstantChecker(linter))
 
diff --git a/pylint/checkers/typecheck.py b/pylint/checkers/typecheck.py
index f058921524..66bd8320f3 100644
--- a/pylint/checkers/typecheck.py
+++ b/pylint/checkers/typecheck.py
@@ -1950,6 +1950,6 @@ def visit_generatorexp(self, node):
 
 
 def register(linter):
-    """required method to auto register this checker """
+    """required method to auto register this checker"""
     linter.register_checker(TypeChecker(linter))
     linter.register_checker(IterableChecker(linter))
diff --git a/pylint/checkers/utils.py b/pylint/checkers/utils.py
index 86a65c6da0..6c11eeb9d9 100644
--- a/pylint/checkers/utils.py
+++ b/pylint/checkers/utils.py
@@ -776,7 +776,7 @@ def stringify_error(error):
 
 
 def decorated_with_property(node: astroid.FunctionDef) -> bool:
-    """Detect if the given function node is decorated with a property. """
+    """Detect if the given function node is decorated with a property."""
     if not node.decorators:
         return False
     for decorator in node.decorators.nodes:
diff --git a/pylint/checkers/variables.py b/pylint/checkers/variables.py
index de5075af7b..6f262925dc 100644
--- a/pylint/checkers/variables.py
+++ b/pylint/checkers/variables.py
@@ -2081,7 +2081,7 @@ def _check_imports(self, not_consumed):
         del self._to_consume
 
     def _check_metaclasses(self, node):
-        """ Update consumption analysis for metaclasses. """
+        """Update consumption analysis for metaclasses."""
         consumed = []  # [(scope_locals, consumed_key)]
 
         for child_node in node.get_children():
diff --git a/pylint/config/option_manager_mixin.py b/pylint/config/option_manager_mixin.py
index f8625aa560..155886ed75 100644
--- a/pylint/config/option_manager_mixin.py
+++ b/pylint/config/option_manager_mixin.py
@@ -347,7 +347,7 @@ def load_command_line_configuration(self, args=None):
             return args
 
     def add_help_section(self, title, description, level=0):
-        """add a dummy option section for help purpose """
+        """add a dummy option section for help purpose"""
         group = optparse.OptionGroup(
             self.cmdline_parser, title=title.capitalize(), description=description
         )
@@ -356,7 +356,7 @@ def add_help_section(self, title, description, level=0):
         self.cmdline_parser.add_option_group(group)
 
     def help(self, level=0):
-        """return the usage string for available options """
+        """return the usage string for available options"""
         self.cmdline_parser.formatter.output_level = level
         with _patch_optparse():
             return self.cmdline_parser.format_help()
diff --git a/pylint/extensions/empty_comment.py b/pylint/extensions/empty_comment.py
index ab4a039399..a6f2ede75c 100644
--- a/pylint/extensions/empty_comment.py
+++ b/pylint/extensions/empty_comment.py
@@ -3,7 +3,7 @@
 
 
 def is_line_commented(line):
-    """ Checks if a `# symbol that is not part of a string was found in line"""
+    """Checks if a `# symbol that is not part of a string was found in line"""
 
     comment_idx = line.find(b"#")
     if comment_idx == -1:
@@ -14,7 +14,7 @@ def is_line_commented(line):
 
 
 def comment_part_of_string(line, comment_idx):
-    """ checks if the symbol at comment_idx is part of a string """
+    """checks if the symbol at comment_idx is part of a string"""
 
     if (
         line[:comment_idx].count(b"'") % 2 == 1
diff --git a/pylint/lint/parallel.py b/pylint/lint/parallel.py
index 9b666f06ce..4433575c02 100644
--- a/pylint/lint/parallel.py
+++ b/pylint/lint/parallel.py
@@ -89,7 +89,7 @@ def _worker_check_single_file(file_item):
 
 
 def _merge_mapreduce_data(linter, all_mapreduce_data):
-    """ Merges map/reduce data across workers, invoking relevant APIs on checkers """
+    """Merges map/reduce data across workers, invoking relevant APIs on checkers"""
     # First collate the data, preparing it so we can send it to the checkers for
     # validation. The intent here is to collect all the mapreduce data for all checker-
     # runs across processes - that will then be passed to a static method on the
diff --git a/pylint/message/message_definition_store.py b/pylint/message/message_definition_store.py
index 417c2ac4fe..7b01a0bc43 100644
--- a/pylint/message/message_definition_store.py
+++ b/pylint/message/message_definition_store.py
@@ -58,7 +58,7 @@ def get_message_definitions(self, msgid_or_symbol: str) -> list:
         ]
 
     def get_msg_display_string(self, msgid_or_symbol: str):
-        """Generates a user-consumable representation of a message. """
+        """Generates a user-consumable representation of a message."""
         message_definitions = self.get_message_definitions(msgid_or_symbol)
         if len(message_definitions) == 1:
             return repr(message_definitions[0].symbol)
@@ -79,7 +79,7 @@ def help_message(self, msgids_or_symbols: list):
                 continue
 
     def list_messages(self):
-        """Output full messages list documentation in ReST format. """
+        """Output full messages list documentation in ReST format."""
         messages = sorted(self._messages_definitions.values(), key=lambda m: m.msgid)
         for message in messages:
             if not message.may_be_emitted():
diff --git a/pylint/reporters/__init__.py b/pylint/reporters/__init__.py
index 5db03d1ee3..ef20f2fec7 100644
--- a/pylint/reporters/__init__.py
+++ b/pylint/reporters/__init__.py
@@ -29,7 +29,7 @@
 
 
 def initialize(linter):
-    """initialize linter with reporters in this package """
+    """initialize linter with reporters in this package"""
     utils.register_plugins(linter, __path__[0])
 
 
diff --git a/pylint/testutils/reporter_for_tests.py b/pylint/testutils/reporter_for_tests.py
index 70cb8a8432..1cb4b4a590 100644
--- a/pylint/testutils/reporter_for_tests.py
+++ b/pylint/testutils/reporter_for_tests.py
@@ -24,7 +24,7 @@ def reset(self):
         self.messages = []
 
     def handle_message(self, msg):
-        """manage message of different type and in the context of path """
+        """manage message of different type and in the context of path"""
         obj = msg.obj
         line = msg.line
         msg_id = msg.msg_id
diff --git a/tests/benchmark/test_baseline_benchmarks.py b/tests/benchmark/test_baseline_benchmarks.py
index 368f376dea..df671dbf2a 100644
--- a/tests/benchmark/test_baseline_benchmarks.py
+++ b/tests/benchmark/test_baseline_benchmarks.py
@@ -82,7 +82,7 @@ def process_module(self, _astroid):
 
 
 class NoWorkChecker(BaseChecker):
-    """ A checker that sleeps, the wall-clock time should change as we add threads """
+    """A checker that sleeps, the wall-clock time should change as we add threads"""
 
     __implements__ = (pylint.interfaces.IRawChecker,)
 
@@ -159,7 +159,7 @@ def test_baseline_benchmark_j10(self, benchmark):
         )
 
     def test_baseline_benchmark_check_parallel_j10(self, benchmark):
-        """ Should demonstrate times very close to `test_baseline_benchmark_j10` """
+        """Should demonstrate times very close to `test_baseline_benchmark_j10`"""
         linter = PyLinter(reporter=Reporter())
 
         # Create file per worker, using all workers
diff --git a/tests/checkers/unittest_variables.py b/tests/checkers/unittest_variables.py
index 65ab22f3ce..f294630d99 100644
--- a/tests/checkers/unittest_variables.py
+++ b/tests/checkers/unittest_variables.py
@@ -36,7 +36,7 @@ class TestVariablesChecker(CheckerTestCase):
     CHECKER_CLASS = variables.VariablesChecker
 
     def test_bitbucket_issue_78(self):
-        """ Issue 78 report a false positive for unused-module """
+        """Issue 78 report a false positive for unused-module"""
         module = astroid.parse(
             """
         from sys import path
@@ -205,7 +205,7 @@ def teardown_method(self):
 
     @set_config(callbacks=("callback_", "_callback"))
     def test_custom_callback_string(self):
-        """ Test the --calbacks option works. """
+        """Test the --calbacks option works."""
         node = astroid.extract_node(
             """
         def callback_one(abc):
diff --git a/tests/message/unittest_message_definition_store.py b/tests/message/unittest_message_definition_store.py
index bb65b3fdf8..b240af9ac9 100644
--- a/tests/message/unittest_message_definition_store.py
+++ b/tests/message/unittest_message_definition_store.py
@@ -237,7 +237,7 @@ def test_renamed_message_register(store):
 
 
 def test_multiple_child_of_old_name(store):
-    """ We can define multiple name with the same old name. """
+    """We can define multiple name with the same old name."""
 
     class FamillyChecker(BaseChecker):
         name = "famillychecker"
diff --git a/tests/profile/test_profile_against_externals.py b/tests/profile/test_profile_against_externals.py
index 430014abc0..42cbbf7fd9 100644
--- a/tests/profile/test_profile_against_externals.py
+++ b/tests/profile/test_profile_against_externals.py
@@ -40,7 +40,7 @@ def _get_py_files(scanpath):
     "name,git_repo", [("numpy", "https://github.com/numpy/numpy.git")]
 )
 def test_run(tmp_path, name, git_repo):
-    """ Runs pylint against external sources """
+    """Runs pylint against external sources"""
     checkoutdir = tmp_path / name
     checkoutdir.mkdir()
     os.system(f"git clone --depth=1 {git_repo} {checkoutdir}")
diff --git a/tests/test_self.py b/tests/test_self.py
index 59f302e9ab..7f0fa4d39e 100644
--- a/tests/test_self.py
+++ b/tests/test_self.py
@@ -287,7 +287,7 @@ def test_parallel_execution(self):
         )
 
     def test_parallel_execution_bug_2674(self):
-        """  Tests that disabling absolute imports works the same in -j1/j2 """
+        """Tests that disabling absolute imports works the same in -j1/j2"""
         expected_ret_code = 0  # we are disabling the check, should pass
         for jobs in (1, 2):
             self._runtest(