diff --git a/Lib/test/test_ast/test_ast.py b/Lib/test/test_ast/test_ast.py
index 530b5ec428eaa8..09cf3186e05cc1 100644
--- a/Lib/test/test_ast/test_ast.py
+++ b/Lib/test/test_ast/test_ast.py
@@ -26,6 +26,7 @@
from test.support import os_helper
from test.support import skip_emscripten_stack_overflow, skip_wasi_stack_overflow
from test.support.ast_helper import ASTTestMixin
+from test.support.import_helper import ensure_lazy_imports
from test.test_ast.utils import to_tuple
from test.test_ast.snippets import (
eval_tests, eval_results, exec_tests, exec_results, single_tests, single_results
@@ -47,6 +48,12 @@ def ast_repr_update_snapshots() -> None:
AST_REPR_DATA_FILE.write_text("\n".join(data))
+class LazyImportTest(unittest.TestCase):
+ @support.cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("ast", {"contextlib", "enum", "inspect", "re", "collections", "argparse"})
+
+
class AST_Tests(unittest.TestCase):
maxDiff = None
diff --git a/Lib/test/test_base64.py b/Lib/test/test_base64.py
index 409c8c109e885f..9efebc43d911c4 100644
--- a/Lib/test/test_base64.py
+++ b/Lib/test/test_base64.py
@@ -3,8 +3,16 @@
import binascii
import os
from array import array
+from test.support import cpython_only
from test.support import os_helper
from test.support import script_helper
+from test.support.import_helper import ensure_lazy_imports
+
+
+class LazyImportTest(unittest.TestCase):
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("base64", {"re", "getopt"})
class LegacyBase64TestCase(unittest.TestCase):
diff --git a/Lib/test/test_cmd.py b/Lib/test/test_cmd.py
index 0ae44f3987d324..dbfec42fc21988 100644
--- a/Lib/test/test_cmd.py
+++ b/Lib/test/test_cmd.py
@@ -11,9 +11,15 @@
import io
import textwrap
from test import support
-from test.support.import_helper import import_module
+from test.support.import_helper import ensure_lazy_imports, import_module
from test.support.pty_helper import run_pty
+class LazyImportTest(unittest.TestCase):
+ @support.cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("cmd", {"inspect", "string"})
+
+
class samplecmdclass(cmd.Cmd):
"""
Instance the sampleclass:
diff --git a/Lib/test/test_csv.py b/Lib/test/test_csv.py
index 4af8f7f480e759..9aace57633b0c6 100644
--- a/Lib/test/test_csv.py
+++ b/Lib/test/test_csv.py
@@ -10,7 +10,8 @@
import gc
import pickle
from test import support
-from test.support import import_helper, check_disallow_instantiation
+from test.support import cpython_only, import_helper, check_disallow_instantiation
+from test.support.import_helper import ensure_lazy_imports
from itertools import permutations
from textwrap import dedent
from collections import OrderedDict
@@ -1565,6 +1566,10 @@ class MiscTestCase(unittest.TestCase):
def test__all__(self):
support.check__all__(self, csv, ('csv', '_csv'))
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("csv", {"re"})
+
def test_subclassable(self):
# issue 44089
class Foo(csv.Error): ...
diff --git a/Lib/test/test_email/test_utils.py b/Lib/test/test_email/test_utils.py
index 4e6201e13c87f9..c9d09098b502f9 100644
--- a/Lib/test/test_email/test_utils.py
+++ b/Lib/test/test_email/test_utils.py
@@ -4,6 +4,16 @@
import time
import unittest
+from test.support import cpython_only
+from test.support.import_helper import ensure_lazy_imports
+
+
+class TestImportTime(unittest.TestCase):
+
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("email.utils", {"random", "socket"})
+
class DateTimeTests(unittest.TestCase):
diff --git a/Lib/test/test_enum.py b/Lib/test/test_enum.py
index 68cedc666a59ef..d8cb5261244939 100644
--- a/Lib/test/test_enum.py
+++ b/Lib/test/test_enum.py
@@ -19,7 +19,8 @@
from pickle import dumps, loads, PicklingError, HIGHEST_PROTOCOL
from test import support
from test.support import ALWAYS_EQ, REPO_ROOT
-from test.support import threading_helper
+from test.support import threading_helper, cpython_only
+from test.support.import_helper import ensure_lazy_imports
from datetime import timedelta
python_version = sys.version_info[:2]
@@ -5288,6 +5289,10 @@ class MiscTestCase(unittest.TestCase):
def test__all__(self):
support.check__all__(self, enum, not_exported={'bin', 'show_flag_values'})
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("enum", {"functools", "warnings", "inspect", "re"})
+
def test_doc_1(self):
class Single(Enum):
ONE = 1
diff --git a/Lib/test/test_functools.py b/Lib/test/test_functools.py
index e3b449f2d24a2b..2e794b0fc95a22 100644
--- a/Lib/test/test_functools.py
+++ b/Lib/test/test_functools.py
@@ -23,6 +23,7 @@
from test.support import import_helper
from test.support import threading_helper
+from test.support import cpython_only
from test.support import EqualToForwardRef
import functools
@@ -63,6 +64,14 @@ def __add__(self, other):
class MyDict(dict):
pass
+class TestImportTime(unittest.TestCase):
+
+ @cpython_only
+ def test_lazy_import(self):
+ import_helper.ensure_lazy_imports(
+ "functools", {"os", "weakref", "typing", "annotationlib", "warnings"}
+ )
+
class TestPartial:
diff --git a/Lib/test/test_gettext.py b/Lib/test/test_gettext.py
index 585ed08ea14a55..33b7d75e3ff203 100644
--- a/Lib/test/test_gettext.py
+++ b/Lib/test/test_gettext.py
@@ -6,7 +6,8 @@
from functools import partial
from test import support
-from test.support import os_helper
+from test.support import cpython_only, os_helper
+from test.support.import_helper import ensure_lazy_imports
# TODO:
@@ -931,6 +932,10 @@ def test__all__(self):
support.check__all__(self, gettext,
not_exported={'c2py', 'ENOENT'})
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("gettext", {"re", "warnings", "locale"})
+
if __name__ == '__main__':
unittest.main()
diff --git a/Lib/test/test_locale.py b/Lib/test/test_locale.py
index 528ceef528114c..455d2af37efdc8 100644
--- a/Lib/test/test_locale.py
+++ b/Lib/test/test_locale.py
@@ -1,13 +1,18 @@
from decimal import Decimal
-from test.support import verbose, is_android, linked_to_musl, os_helper
+from test.support import cpython_only, verbose, is_android, linked_to_musl, os_helper
from test.support.warnings_helper import check_warnings
-from test.support.import_helper import import_fresh_module
+from test.support.import_helper import ensure_lazy_imports, import_fresh_module
from unittest import mock
import unittest
import locale
import sys
import codecs
+class LazyImportTest(unittest.TestCase):
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("locale", {"re", "warnings"})
+
class BaseLocalizedTest(unittest.TestCase):
#
diff --git a/Lib/test/test_mimetypes.py b/Lib/test/test_mimetypes.py
index 1db3277e390275..fb57d5e5544c12 100644
--- a/Lib/test/test_mimetypes.py
+++ b/Lib/test/test_mimetypes.py
@@ -6,7 +6,8 @@
import unittest.mock
from platform import win32_edition
from test import support
-from test.support import force_not_colorized, os_helper
+from test.support import cpython_only, force_not_colorized, os_helper
+from test.support.import_helper import ensure_lazy_imports
try:
import _winapi
@@ -435,6 +436,10 @@ class MiscTestCase(unittest.TestCase):
def test__all__(self):
support.check__all__(self, mimetypes)
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("mimetypes", {"os", "posixpath", "urllib.parse", "argparse"})
+
class CommandLineTest(unittest.TestCase):
@force_not_colorized
diff --git a/Lib/test/test_optparse.py b/Lib/test/test_optparse.py
index 8655a0537a5e56..e6ffd2b0ffeb0e 100644
--- a/Lib/test/test_optparse.py
+++ b/Lib/test/test_optparse.py
@@ -14,8 +14,9 @@
from io import StringIO
from test import support
-from test.support import os_helper
+from test.support import cpython_only, os_helper
from test.support.i18n_helper import TestTranslationsBase, update_translation_snapshots
+from test.support.import_helper import ensure_lazy_imports
import optparse
from optparse import make_option, Option, \
@@ -1655,6 +1656,10 @@ def test__all__(self):
not_exported = {'check_builtin', 'AmbiguousOptionError', 'NO_DEFAULT'}
support.check__all__(self, optparse, not_exported=not_exported)
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("optparse", {"textwrap"})
+
class TestTranslations(TestTranslationsBase):
def test_translations(self):
diff --git a/Lib/test/test_pathlib/test_pathlib.py b/Lib/test/test_pathlib/test_pathlib.py
index e23dac3c25fa35..8a313cc4292574 100644
--- a/Lib/test/test_pathlib/test_pathlib.py
+++ b/Lib/test/test_pathlib/test_pathlib.py
@@ -16,6 +16,7 @@
from urllib.request import pathname2url
from test.support import import_helper
+from test.support import cpython_only
from test.support import is_emscripten, is_wasi
from test.support import infinite_recursion
from test.support import os_helper
@@ -80,6 +81,12 @@ def test_is_notimplemented(self):
self.assertTrue(isinstance(pathlib.UnsupportedOperation(), NotImplementedError))
+class LazyImportTest(unittest.TestCase):
+ @cpython_only
+ def test_lazy_import(self):
+ import_helper.ensure_lazy_imports("pathlib", {"shutil"})
+
+
#
# Tests for the pure classes.
#
diff --git a/Lib/test/test_pickle.py b/Lib/test/test_pickle.py
index 3b46e524aac477..742ca8de1bea8c 100644
--- a/Lib/test/test_pickle.py
+++ b/Lib/test/test_pickle.py
@@ -15,7 +15,8 @@
import doctest
import unittest
from test import support
-from test.support import import_helper, os_helper
+from test.support import cpython_only, import_helper, os_helper
+from test.support.import_helper import ensure_lazy_imports
from test.pickletester import AbstractHookTests
from test.pickletester import AbstractUnpickleTests
@@ -36,6 +37,12 @@
has_c_implementation = False
+class LazyImportTest(unittest.TestCase):
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("pickle", {"re"})
+
+
class PyPickleTests(AbstractPickleModuleTests, unittest.TestCase):
dump = staticmethod(pickle._dump)
dumps = staticmethod(pickle._dumps)
diff --git a/Lib/test/test_pprint.py b/Lib/test/test_pprint.py
index dfbc2a06e7346f..f68996f72b15b5 100644
--- a/Lib/test/test_pprint.py
+++ b/Lib/test/test_pprint.py
@@ -11,6 +11,9 @@
import types
import unittest
+from test.support import cpython_only
+from test.support.import_helper import ensure_lazy_imports
+
# list, tuple and dict subclasses that do or don't overwrite __repr__
class list2(list):
pass
@@ -129,6 +132,10 @@ def setUp(self):
self.b = list(range(200))
self.a[-12] = self.b
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("pprint", {"dataclasses", "re"})
+
def test_init(self):
pp = pprint.PrettyPrinter()
pp = pprint.PrettyPrinter(indent=4, width=40, depth=5,
diff --git a/Lib/test/test_pstats.py b/Lib/test/test_pstats.py
index d5a5a9738c2498..a26a8c1d522a70 100644
--- a/Lib/test/test_pstats.py
+++ b/Lib/test/test_pstats.py
@@ -1,6 +1,7 @@
import unittest
from test import support
+from test.support.import_helper import ensure_lazy_imports
from io import StringIO
from pstats import SortKey
from enum import StrEnum, _test_simple_enum
@@ -10,6 +11,12 @@
import tempfile
import cProfile
+class LazyImportTest(unittest.TestCase):
+ @support.cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("pstats", {"typing"})
+
+
class AddCallersTestCase(unittest.TestCase):
"""Tests for pstats.add_callers helper."""
diff --git a/Lib/test/test_shlex.py b/Lib/test/test_shlex.py
index f35571ea88654d..a13ddcb76b7bcb 100644
--- a/Lib/test/test_shlex.py
+++ b/Lib/test/test_shlex.py
@@ -3,6 +3,7 @@
import shlex
import string
import unittest
+from test.support import cpython_only
from test.support import import_helper
@@ -364,6 +365,7 @@ def testPunctuationCharsReadOnly(self):
with self.assertRaises(AttributeError):
shlex_instance.punctuation_chars = False
+ @cpython_only
def test_lazy_imports(self):
import_helper.ensure_lazy_imports('shlex', {'collections', 're', 'os'})
diff --git a/Lib/test/test_socket.py b/Lib/test/test_socket.py
index ace97ce0cbe422..03c54151a2218f 100644
--- a/Lib/test/test_socket.py
+++ b/Lib/test/test_socket.py
@@ -2,8 +2,9 @@
from unittest import mock
from test import support
from test.support import (
- is_apple, os_helper, refleak_helper, socket_helper, threading_helper
+ cpython_only, is_apple, os_helper, refleak_helper, socket_helper, threading_helper
)
+from test.support.import_helper import ensure_lazy_imports
import _thread as thread
import array
import contextlib
@@ -257,6 +258,12 @@ def downgrade_malformed_data_warning():
# Size in bytes of the int type
SIZEOF_INT = array.array("i").itemsize
+class TestLazyImport(unittest.TestCase):
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("socket", {"array", "selectors"})
+
+
class SocketTCPTest(unittest.TestCase):
def setUp(self):
diff --git a/Lib/test/test_string/test_string.py b/Lib/test/test_string/test_string.py
index f6d112d8a93ec4..5394fe4e12cd41 100644
--- a/Lib/test/test_string/test_string.py
+++ b/Lib/test/test_string/test_string.py
@@ -2,6 +2,14 @@
import string
from string import Template
import types
+from test.support import cpython_only
+from test.support.import_helper import ensure_lazy_imports
+
+
+class LazyImportTest(unittest.TestCase):
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("base64", {"re", "collections"})
class ModuleTest(unittest.TestCase):
diff --git a/Lib/test/test_threading.py b/Lib/test/test_threading.py
index 814c00ca0fd7b6..4ab38c2598b50a 100644
--- a/Lib/test/test_threading.py
+++ b/Lib/test/test_threading.py
@@ -5,7 +5,7 @@
import test.support
from test.support import threading_helper, requires_subprocess, requires_gil_enabled
from test.support import verbose, cpython_only, os_helper
-from test.support.import_helper import import_module
+from test.support.import_helper import ensure_lazy_imports, import_module
from test.support.script_helper import assert_python_ok, assert_python_failure
from test.support import force_not_colorized
@@ -120,6 +120,10 @@ def tearDown(self):
class ThreadTests(BaseTestCase):
maxDiff = 9999
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("threading", {"functools", "warnings"})
+
@cpython_only
def test_name(self):
def func(): pass
diff --git a/Lib/test/test_zipfile/test_core.py b/Lib/test/test_zipfile/test_core.py
index 7c8a82d821a020..4c9d9f4b56235d 100644
--- a/Lib/test/test_zipfile/test_core.py
+++ b/Lib/test/test_zipfile/test_core.py
@@ -24,10 +24,12 @@
from test.support import (
findfile, requires_zlib, requires_bz2, requires_lzma,
captured_stdout, captured_stderr, requires_subprocess,
+ cpython_only
)
from test.support.os_helper import (
TESTFN, unlink, rmtree, temp_dir, temp_cwd, fd_count, FakePath
)
+from test.support.import_helper import ensure_lazy_imports
TESTFN2 = TESTFN + "2"
@@ -49,6 +51,13 @@ def get_files(test):
yield f
test.assertFalse(f.closed)
+
+class LazyImportTest(unittest.TestCase):
+ @cpython_only
+ def test_lazy_import(self):
+ ensure_lazy_imports("zipfile", {"typing"})
+
+
class AbstractTestsWithSourceFile:
@classmethod
def setUpClass(cls):
pFad - Phonifier reborn
Pfad - The Proxy pFad of © 2024 Garber Painting. All rights reserved.
Note: This service is not intended for secure transactions such as banking, social media, email, or purchasing. Use at your own risk. We assume no liability whatsoever for broken pages.
Alternative Proxies:
Alternative Proxy
pFad Proxy
pFad v3 Proxy
pFad v4 Proxy