diff --git a/astroid/_ast.py b/astroid/_ast.py
index 44800e3829..e3ad97db77 100644
--- a/astroid/_ast.py
+++ b/astroid/_ast.py
@@ -32,7 +32,7 @@ def parse(
 
 def parse_function_type_comment(type_comment: str) -> FunctionType | None:
     """Given a correct type comment, obtain a FunctionType object."""
-    func_type = ast.parse(type_comment, "<type_comment>", "func_type")  # type: ignore[attr-defined]
+    func_type = ast.parse(type_comment, "<type_comment>", "func_type")
     return FunctionType(argtypes=func_type.argtypes, returns=func_type.returns)
 
 
diff --git a/astroid/brain/brain_argparse.py b/astroid/brain/brain_argparse.py
index d0da4080a3..500b8d74cd 100644
--- a/astroid/brain/brain_argparse.py
+++ b/astroid/brain/brain_argparse.py
@@ -4,9 +4,10 @@
 
 from __future__ import annotations
 
-from astroid import arguments, inference_tip, nodes
+from astroid import arguments, nodes
 from astroid.context import InferenceContext
 from astroid.exceptions import UseInferenceDefault
+from astroid.inference_tip import inference_tip
 from astroid.manager import AstroidManager
 
 
diff --git a/astroid/brain/brain_boto3.py b/astroid/brain/brain_boto3.py
index 55bca14fc8..3a95feb816 100644
--- a/astroid/brain/brain_boto3.py
+++ b/astroid/brain/brain_boto3.py
@@ -4,14 +4,14 @@
 
 """Astroid hooks for understanding ``boto3.ServiceRequest()``."""
 
-from astroid import extract_node
+from astroid.builder import extract_node
 from astroid.manager import AstroidManager
 from astroid.nodes.scoped_nodes import ClassDef
 
 BOTO_SERVICE_FACTORY_QUALIFIED_NAME = "boto3.resources.base.ServiceResource"
 
 
-def service_request_transform(node):
+def service_request_transform(node: ClassDef) -> ClassDef:
     """Transform ServiceResource to look like dynamic classes."""
     code = """
     def __getattr__(self, attr):
@@ -22,7 +22,7 @@ def __getattr__(self, attr):
     return node
 
 
-def _looks_like_boto3_service_request(node) -> bool:
+def _looks_like_boto3_service_request(node: ClassDef) -> bool:
     return node.qname() == BOTO_SERVICE_FACTORY_QUALIFIED_NAME
 
 
diff --git a/astroid/brain/brain_builtin_inference.py b/astroid/brain/brain_builtin_inference.py
index 4f86c613fa..64ab8ef689 100644
--- a/astroid/brain/brain_builtin_inference.py
+++ b/astroid/brain/brain_builtin_inference.py
@@ -11,7 +11,7 @@
 from functools import partial
 from typing import TYPE_CHECKING, Any, NoReturn, Union, cast
 
-from astroid import arguments, helpers, inference_tip, nodes, objects, util
+from astroid import arguments, helpers, nodes, objects, util
 from astroid.builder import AstroidBuilder
 from astroid.context import InferenceContext
 from astroid.exceptions import (
@@ -21,6 +21,7 @@
     MroError,
     UseInferenceDefault,
 )
+from astroid.inference_tip import inference_tip
 from astroid.manager import AstroidManager
 from astroid.nodes import scoped_nodes
 from astroid.typing import (
@@ -844,7 +845,7 @@ def _class_or_tuple_to_container(
     return class_container
 
 
-def infer_len(node, context: InferenceContext | None = None):
+def infer_len(node, context: InferenceContext | None = None) -> nodes.Const:
     """Infer length calls.
 
     :param nodes.Call node: len call to infer
@@ -867,7 +868,7 @@ def infer_len(node, context: InferenceContext | None = None):
         raise UseInferenceDefault(str(exc)) from exc
 
 
-def infer_str(node, context: InferenceContext | None = None):
+def infer_str(node, context: InferenceContext | None = None) -> nodes.Const:
     """Infer str() calls.
 
     :param nodes.Call node: str() call to infer
@@ -926,7 +927,7 @@ def infer_dict_fromkeys(node, context: InferenceContext | None = None):
         will be inferred instead.
     """
 
-    def _build_dict_with_elements(elements):
+    def _build_dict_with_elements(elements: list) -> nodes.Dict:
         new_node = nodes.Dict(
             col_offset=node.col_offset,
             lineno=node.lineno,
diff --git a/astroid/brain/brain_crypt.py b/astroid/brain/brain_crypt.py
index 2a6abbd7ca..71f9dfcb34 100644
--- a/astroid/brain/brain_crypt.py
+++ b/astroid/brain/brain_crypt.py
@@ -2,12 +2,13 @@
 # For details: https://github.com/pylint-dev/astroid/blob/main/LICENSE
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def _re_transform():
+def _re_transform() -> nodes.Module:
     return parse(
         """
     from collections import namedtuple
diff --git a/astroid/brain/brain_ctypes.py b/astroid/brain/brain_ctypes.py
index 863ea1874a..8ae10bc952 100644
--- a/astroid/brain/brain_ctypes.py
+++ b/astroid/brain/brain_ctypes.py
@@ -12,12 +12,13 @@
 """
 import sys
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def enrich_ctypes_redefined_types():
+def enrich_ctypes_redefined_types() -> nodes.Module:
     """
     For each ctypes redefined types, overload 'value' and '_type_' members
     definition.
diff --git a/astroid/brain/brain_curses.py b/astroid/brain/brain_curses.py
index f06c52f979..5824fd7f35 100644
--- a/astroid/brain/brain_curses.py
+++ b/astroid/brain/brain_curses.py
@@ -2,12 +2,13 @@
 # For details: https://github.com/pylint-dev/astroid/blob/main/LICENSE
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def _curses_transform():
+def _curses_transform() -> nodes.Module:
     return parse(
         """
     A_ALTCHARSET = 1
diff --git a/astroid/brain/brain_datetime.py b/astroid/brain/brain_datetime.py
index 06b011ce49..f4cb6670bd 100644
--- a/astroid/brain/brain_datetime.py
+++ b/astroid/brain/brain_datetime.py
@@ -2,13 +2,14 @@
 # For details: https://github.com/pylint-dev/astroid/blob/main/LICENSE
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import AstroidBuilder
 from astroid.const import PY312_PLUS
 from astroid.manager import AstroidManager
 
 
-def datetime_transform():
+def datetime_transform() -> nodes.Module:
     """The datetime module was C-accelerated in Python 3.12, so use the
     Python source."""
     return AstroidBuilder(AstroidManager()).string_build("from _pydatetime import *")
diff --git a/astroid/brain/brain_dateutil.py b/astroid/brain/brain_dateutil.py
index 3630639b0a..c27343f961 100644
--- a/astroid/brain/brain_dateutil.py
+++ b/astroid/brain/brain_dateutil.py
@@ -6,12 +6,13 @@
 
 import textwrap
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import AstroidBuilder
 from astroid.manager import AstroidManager
 
 
-def dateutil_transform():
+def dateutil_transform() -> nodes.Module:
     return AstroidBuilder(AstroidManager()).string_build(
         textwrap.dedent(
             """
diff --git a/astroid/brain/brain_functools.py b/astroid/brain/brain_functools.py
index 2adf2b604f..c11b856ecc 100644
--- a/astroid/brain/brain_functools.py
+++ b/astroid/brain/brain_functools.py
@@ -10,7 +10,8 @@
 from functools import partial
 from itertools import chain
 
-from astroid import BoundMethod, arguments, extract_node, nodes, objects
+from astroid import BoundMethod, arguments, nodes, objects
+from astroid.builder import extract_node
 from astroid.context import InferenceContext
 from astroid.exceptions import InferenceError, UseInferenceDefault
 from astroid.inference_tip import inference_tip
diff --git a/astroid/brain/brain_hashlib.py b/astroid/brain/brain_hashlib.py
index 91aa4c4277..a17645a8dd 100644
--- a/astroid/brain/brain_hashlib.py
+++ b/astroid/brain/brain_hashlib.py
@@ -2,12 +2,13 @@
 # For details: https://github.com/pylint-dev/astroid/blob/main/LICENSE
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def _hashlib_transform():
+def _hashlib_transform() -> nodes.Module:
     init_signature = "value='', usedforsecurity=True"
     digest_signature = "self"
     shake_digest_signature = "self, length"
diff --git a/astroid/brain/brain_http.py b/astroid/brain/brain_http.py
index f34f381df8..3a8a8588af 100644
--- a/astroid/brain/brain_http.py
+++ b/astroid/brain/brain_http.py
@@ -5,12 +5,13 @@
 """Astroid brain hints for some of the `http` module."""
 import textwrap
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import AstroidBuilder
 from astroid.manager import AstroidManager
 
 
-def _http_transform():
+def _http_transform() -> nodes.Module:
     code = textwrap.dedent(
         """
     from enum import IntEnum
@@ -140,7 +141,7 @@ def description(self):
     return AstroidBuilder(AstroidManager()).string_build(code)
 
 
-def _http_client_transform():
+def _http_client_transform() -> nodes.Module:
     return AstroidBuilder(AstroidManager()).string_build(
         textwrap.dedent(
             """
diff --git a/astroid/brain/brain_hypothesis.py b/astroid/brain/brain_hypothesis.py
index 6180520f30..ba20f0683c 100644
--- a/astroid/brain/brain_hypothesis.py
+++ b/astroid/brain/brain_hypothesis.py
@@ -27,7 +27,7 @@ def a_strategy(draw):
 )
 
 
-def is_decorated_with_st_composite(node) -> bool:
+def is_decorated_with_st_composite(node: FunctionDef) -> bool:
     """Return whether a decorated node has @st.composite applied."""
     if node.decorators and node.args.args and node.args.args[0].name == "draw":
         for decorator_attribute in node.decorators.nodes:
@@ -36,11 +36,12 @@ def is_decorated_with_st_composite(node) -> bool:
     return False
 
 
-def remove_draw_parameter_from_composite_strategy(node):
+def remove_draw_parameter_from_composite_strategy(node: FunctionDef) -> FunctionDef:
     """Given that the FunctionDef is decorated with @st.composite, remove the
     first argument (`draw`) - it's always supplied by Hypothesis so we don't
     need to emit the no-value-for-parameter lint.
     """
+    assert isinstance(node.args.args, list)
     del node.args.args[0]
     del node.args.annotations[0]
     del node.args.type_comment_args[0]
diff --git a/astroid/brain/brain_namedtuple_enum.py b/astroid/brain/brain_namedtuple_enum.py
index 71091d8872..72a07c1187 100644
--- a/astroid/brain/brain_namedtuple_enum.py
+++ b/astroid/brain/brain_namedtuple_enum.py
@@ -13,7 +13,7 @@
 from typing import Final
 
 import astroid
-from astroid import arguments, bases, inference_tip, nodes, util
+from astroid import arguments, bases, nodes, util
 from astroid.builder import AstroidBuilder, _extract_single_node, extract_node
 from astroid.context import InferenceContext
 from astroid.exceptions import (
@@ -22,6 +22,7 @@
     InferenceError,
     UseInferenceDefault,
 )
+from astroid.inference_tip import inference_tip
 from astroid.manager import AstroidManager
 
 ENUM_QNAME: Final[str] = "enum.Enum"
diff --git a/astroid/brain/brain_numpy_core_fromnumeric.py b/astroid/brain/brain_numpy_core_fromnumeric.py
index c6be20b6ea..ce4173c110 100644
--- a/astroid/brain/brain_numpy_core_fromnumeric.py
+++ b/astroid/brain/brain_numpy_core_fromnumeric.py
@@ -3,12 +3,13 @@
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
 """Astroid hooks for numpy.core.fromnumeric module."""
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def numpy_core_fromnumeric_transform():
+def numpy_core_fromnumeric_transform() -> nodes.Module:
     return parse(
         """
     def sum(a, axis=None, dtype=None, out=None, keepdims=None, initial=None):
diff --git a/astroid/brain/brain_numpy_core_multiarray.py b/astroid/brain/brain_numpy_core_multiarray.py
index 404e21cf1b..16cdd6f918 100644
--- a/astroid/brain/brain_numpy_core_multiarray.py
+++ b/astroid/brain/brain_numpy_core_multiarray.py
@@ -6,6 +6,7 @@
 
 import functools
 
+from astroid import nodes
 from astroid.brain.brain_numpy_utils import (
     attribute_looks_like_numpy_member,
     infer_numpy_member,
@@ -18,7 +19,7 @@
 from astroid.nodes.node_classes import Attribute, Name
 
 
-def numpy_core_multiarray_transform():
+def numpy_core_multiarray_transform() -> nodes.Module:
     return parse(
         """
     # different functions defined in multiarray.py
diff --git a/astroid/brain/brain_numpy_core_numeric.py b/astroid/brain/brain_numpy_core_numeric.py
index 7149c85daf..df4ae0cbb1 100644
--- a/astroid/brain/brain_numpy_core_numeric.py
+++ b/astroid/brain/brain_numpy_core_numeric.py
@@ -6,6 +6,7 @@
 
 import functools
 
+from astroid import nodes
 from astroid.brain.brain_numpy_utils import (
     attribute_looks_like_numpy_member,
     infer_numpy_member,
@@ -17,7 +18,7 @@
 from astroid.nodes.node_classes import Attribute
 
 
-def numpy_core_numeric_transform():
+def numpy_core_numeric_transform() -> nodes.Module:
     return parse(
         """
     # different functions defined in numeric.py
diff --git a/astroid/brain/brain_numpy_core_numerictypes.py b/astroid/brain/brain_numpy_core_numerictypes.py
index 6de299d72e..7111c837a3 100644
--- a/astroid/brain/brain_numpy_core_numerictypes.py
+++ b/astroid/brain/brain_numpy_core_numerictypes.py
@@ -5,13 +5,14 @@
 # TODO(hippo91) : correct the methods signature.
 
 """Astroid hooks for numpy.core.numerictypes module."""
+from astroid import nodes
 from astroid.brain.brain_numpy_utils import numpy_supports_type_hints
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def numpy_core_numerictypes_transform():
+def numpy_core_numerictypes_transform() -> nodes.Module:
     # TODO: Uniformize the generic API with the ndarray one.
     #       According to numpy doc the generic object should expose
     #       the same API than ndarray. This has been done here partially
diff --git a/astroid/brain/brain_numpy_core_umath.py b/astroid/brain/brain_numpy_core_umath.py
index 61f3354408..a048a1c06b 100644
--- a/astroid/brain/brain_numpy_core_umath.py
+++ b/astroid/brain/brain_numpy_core_umath.py
@@ -7,12 +7,13 @@
 # typecheck in `_emit_no_member` function)
 
 """Astroid hooks for numpy.core.umath module."""
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def numpy_core_umath_transform():
+def numpy_core_umath_transform() -> nodes.Module:
     ufunc_optional_keyword_arguments = (
         """out=None, where=True, casting='same_kind', order='K', """
         """dtype=None, subok=True"""
diff --git a/astroid/brain/brain_numpy_ma.py b/astroid/brain/brain_numpy_ma.py
index 743e462d20..e61acb5c15 100644
--- a/astroid/brain/brain_numpy_ma.py
+++ b/astroid/brain/brain_numpy_ma.py
@@ -4,12 +4,13 @@
 
 """Astroid hooks for numpy ma module."""
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def numpy_ma_transform():
+def numpy_ma_transform() -> nodes.Module:
     """
     Infer the call of various numpy.ma functions.
 
diff --git a/astroid/brain/brain_numpy_random_mtrand.py b/astroid/brain/brain_numpy_random_mtrand.py
index 83b1ab06ad..be1c957861 100644
--- a/astroid/brain/brain_numpy_random_mtrand.py
+++ b/astroid/brain/brain_numpy_random_mtrand.py
@@ -4,12 +4,13 @@
 
 # TODO(hippo91) : correct the functions return types
 """Astroid hooks for numpy.random.mtrand module."""
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def numpy_random_mtrand_transform():
+def numpy_random_mtrand_transform() -> nodes.Module:
     return parse(
         """
     def beta(a, b, size=None): return uninferable
diff --git a/astroid/brain/brain_pathlib.py b/astroid/brain/brain_pathlib.py
index d0f531324b..62daaafc1b 100644
--- a/astroid/brain/brain_pathlib.py
+++ b/astroid/brain/brain_pathlib.py
@@ -6,10 +6,11 @@
 
 from collections.abc import Iterator
 
-from astroid import bases, context, inference_tip, nodes
+from astroid import bases, context, nodes
 from astroid.builder import _extract_single_node
 from astroid.const import PY313_PLUS
 from astroid.exceptions import InferenceError, UseInferenceDefault
+from astroid.inference_tip import inference_tip
 from astroid.manager import AstroidManager
 
 PATH_TEMPLATE = """
diff --git a/astroid/brain/brain_pkg_resources.py b/astroid/brain/brain_pkg_resources.py
index a844d15b31..e2bd669100 100644
--- a/astroid/brain/brain_pkg_resources.py
+++ b/astroid/brain/brain_pkg_resources.py
@@ -2,12 +2,13 @@
 # For details: https://github.com/pylint-dev/astroid/blob/main/LICENSE
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
-from astroid import parse
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
+from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def pkg_resources_transform():
+def pkg_resources_transform() -> nodes.Module:
     return parse(
         """
 def require(*requirements):
diff --git a/astroid/brain/brain_pytest.py b/astroid/brain/brain_pytest.py
index 0e0db39041..6d06267b3d 100644
--- a/astroid/brain/brain_pytest.py
+++ b/astroid/brain/brain_pytest.py
@@ -3,12 +3,13 @@
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
 """Astroid hooks for pytest."""
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import AstroidBuilder
 from astroid.manager import AstroidManager
 
 
-def pytest_transform():
+def pytest_transform() -> nodes.Module:
     return AstroidBuilder(AstroidManager()).string_build(
         """
 
diff --git a/astroid/brain/brain_qt.py b/astroid/brain/brain_qt.py
index 4badfce840..30581e0ea5 100644
--- a/astroid/brain/brain_qt.py
+++ b/astroid/brain/brain_qt.py
@@ -4,9 +4,9 @@
 
 """Astroid hooks for the PyQT library."""
 
-from astroid import nodes, parse
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
-from astroid.builder import AstroidBuilder
+from astroid.builder import AstroidBuilder, parse
 from astroid.manager import AstroidManager
 
 
diff --git a/astroid/brain/brain_re.py b/astroid/brain/brain_re.py
index 19f2a5b39c..64646454b6 100644
--- a/astroid/brain/brain_re.py
+++ b/astroid/brain/brain_re.py
@@ -4,10 +4,11 @@
 
 from __future__ import annotations
 
-from astroid import context, inference_tip, nodes
+from astroid import context, nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import _extract_single_node, parse
 from astroid.const import PY311_PLUS
+from astroid.inference_tip import inference_tip
 from astroid.manager import AstroidManager
 
 
diff --git a/astroid/brain/brain_regex.py b/astroid/brain/brain_regex.py
index 5a2d81e809..70fb94610c 100644
--- a/astroid/brain/brain_regex.py
+++ b/astroid/brain/brain_regex.py
@@ -4,9 +4,10 @@
 
 from __future__ import annotations
 
-from astroid import context, inference_tip, nodes
+from astroid import context, nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import _extract_single_node, parse
+from astroid.inference_tip import inference_tip
 from astroid.manager import AstroidManager
 
 
diff --git a/astroid/brain/brain_responses.py b/astroid/brain/brain_responses.py
index 0a0de8b558..f2e606976b 100644
--- a/astroid/brain/brain_responses.py
+++ b/astroid/brain/brain_responses.py
@@ -10,12 +10,13 @@
 
 See: https://github.com/getsentry/responses/blob/master/responses.py
 """
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def responses_funcs():
+def responses_funcs() -> nodes.Module:
     return parse(
         """
         DELETE = "DELETE"
diff --git a/astroid/brain/brain_scipy_signal.py b/astroid/brain/brain_scipy_signal.py
index 7d17a1e953..a7a257628a 100755
--- a/astroid/brain/brain_scipy_signal.py
+++ b/astroid/brain/brain_scipy_signal.py
@@ -3,12 +3,13 @@
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
 """Astroid hooks for scipy.signal module."""
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def scipy_signal():
+def scipy_signal() -> nodes.Module:
     return parse(
         """
     # different functions defined in scipy.signals
diff --git a/astroid/brain/brain_sqlalchemy.py b/astroid/brain/brain_sqlalchemy.py
index d37b505bf2..8410d9e12f 100644
--- a/astroid/brain/brain_sqlalchemy.py
+++ b/astroid/brain/brain_sqlalchemy.py
@@ -2,12 +2,13 @@
 # For details: https://github.com/pylint-dev/astroid/blob/main/LICENSE
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def _session_transform():
+def _session_transform() -> nodes.Module:
     return parse(
         """
     from sqlalchemy.orm.session import Session
diff --git a/astroid/brain/brain_ssl.py b/astroid/brain/brain_ssl.py
index 23d7ee4f73..de932dee5b 100644
--- a/astroid/brain/brain_ssl.py
+++ b/astroid/brain/brain_ssl.py
@@ -4,8 +4,9 @@
 
 """Astroid hooks for the ssl library."""
 
-from astroid import parse
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
+from astroid.builder import parse
 from astroid.const import PY310_PLUS, PY312_PLUS
 from astroid.manager import AstroidManager
 
@@ -49,7 +50,7 @@ class Options(_IntFlag):
     return enum
 
 
-def ssl_transform():
+def ssl_transform() -> nodes.Module:
     return parse(
         f"""
     # Import necessary for conversion of objects defined in C into enums
diff --git a/astroid/brain/brain_subprocess.py b/astroid/brain/brain_subprocess.py
index fbc088a680..96855c6a15 100644
--- a/astroid/brain/brain_subprocess.py
+++ b/astroid/brain/brain_subprocess.py
@@ -4,13 +4,14 @@
 
 import textwrap
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.const import PY310_PLUS, PY311_PLUS
 from astroid.manager import AstroidManager
 
 
-def _subprocess_transform():
+def _subprocess_transform() -> nodes.Module:
     communicate = (bytes("string", "ascii"), bytes("string", "ascii"))
     communicate_signature = "def communicate(self, input=None, timeout=None)"
     args = """\
diff --git a/astroid/brain/brain_threading.py b/astroid/brain/brain_threading.py
index 6c6f29bf06..95af2db069 100644
--- a/astroid/brain/brain_threading.py
+++ b/astroid/brain/brain_threading.py
@@ -2,12 +2,13 @@
 # For details: https://github.com/pylint-dev/astroid/blob/main/LICENSE
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def _thread_transform():
+def _thread_transform() -> nodes.Module:
     return parse(
         """
     class lock(object):
diff --git a/astroid/brain/brain_type.py b/astroid/brain/brain_type.py
index 6fd0179cbe..2fb06be53e 100644
--- a/astroid/brain/brain_type.py
+++ b/astroid/brain/brain_type.py
@@ -22,9 +22,11 @@
 
 from __future__ import annotations
 
-from astroid import extract_node, inference_tip, nodes
+from astroid import nodes
+from astroid.builder import extract_node
 from astroid.context import InferenceContext
 from astroid.exceptions import UseInferenceDefault
+from astroid.inference_tip import inference_tip
 from astroid.manager import AstroidManager
 
 
diff --git a/astroid/brain/brain_typing.py b/astroid/brain/brain_typing.py
index 62f154b4f5..239e63af24 100644
--- a/astroid/brain/brain_typing.py
+++ b/astroid/brain/brain_typing.py
@@ -12,9 +12,9 @@
 from functools import partial
 from typing import Final
 
-from astroid import context, extract_node, inference_tip
+from astroid import context
 from astroid.brain.helpers import register_module_extender
-from astroid.builder import AstroidBuilder, _extract_single_node
+from astroid.builder import AstroidBuilder, _extract_single_node, extract_node
 from astroid.const import PY312_PLUS, PY313_PLUS
 from astroid.exceptions import (
     AstroidSyntaxError,
@@ -22,6 +22,7 @@
     InferenceError,
     UseInferenceDefault,
 )
+from astroid.inference_tip import inference_tip
 from astroid.manager import AstroidManager
 from astroid.nodes.node_classes import (
     Assign,
diff --git a/astroid/brain/brain_unittest.py b/astroid/brain/brain_unittest.py
index a94df0a68e..4103ce0600 100644
--- a/astroid/brain/brain_unittest.py
+++ b/astroid/brain/brain_unittest.py
@@ -3,12 +3,13 @@
 # Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
 
 """Astroid hooks for unittest module."""
+from astroid import nodes
 from astroid.brain.helpers import register_module_extender
 from astroid.builder import parse
 from astroid.manager import AstroidManager
 
 
-def IsolatedAsyncioTestCaseImport():
+def IsolatedAsyncioTestCaseImport() -> nodes.Module:
     """
     In the unittest package, the IsolatedAsyncioTestCase class is imported lazily.
 
diff --git a/pyproject.toml b/pyproject.toml
index 7c7e29683a..61f8c3912b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -64,7 +64,40 @@ filterwarnings = "error"
 [tool.mypy]
 python_version = "3.9"
 files = [
+    "astroid/_ast.py",
+    "astroid/_backport_stdlib_names.py",
+    "astroid/astroid_manager.py",
+    "astroid/brain/brain_crypt.py",
+    "astroid/brain/brain_ctypes.py",
+    "astroid/brain/brain_curses.py",
+    "astroid/brain/brain_datetime.py",
+    "astroid/brain/brain_dateutil.py",
+    "astroid/brain/brain_hashlib.py",
+    "astroid/brain/brain_http.py",
+    "astroid/brain/brain_hypothesis.py",
+    "astroid/brain/brain_numpy_core_einsumfunc.py",
+    "astroid/brain/brain_numpy_core_fromnumeric.py",
+    "astroid/brain/brain_numpy_core_function_base.py",
+    "astroid/brain/brain_numpy_core_multiarray.py",
+    "astroid/brain/brain_numpy_core_numeric.py",
+    "astroid/brain/brain_numpy_core_numerictypes.py",
+    "astroid/brain/brain_numpy_core_umath.py",
+    "astroid/brain/brain_numpy_ma.py",
+    "astroid/brain/brain_numpy_random_mtrand.py",
+    "astroid/brain/brain_pkg_resources.py",
+    "astroid/brain/brain_pytest.py",
+    "astroid/brain/brain_responses.py",
+    "astroid/brain/brain_scipy_signal.py",
+    "astroid/brain/brain_sqlalchemy.py",
+    "astroid/brain/brain_ssl.py",
+    "astroid/brain/brain_subprocess.py",
+    "astroid/brain/brain_threading.py",
+    "astroid/brain/brain_unittest.py",
+    "astroid/brain/brain_uuid.py",
+    "astroid/const.py",
     "astroid/interpreter/_import/",
+    "astroid/nodes/const.py",
+    "astroid/nodes/utils.py",
 ]
 always_false = [
     "PY310_PLUS",