Files
nuitka-mirror/tests/basics/ImportingTest.py
2025-04-28 11:04:36 +02:00

104 lines
2.4 KiB
Python

# Copyright 2025, Kay Hayen, mailto:kay.hayen@gmail.com find license text at end of file
from __future__ import print_function
def localImporter1():
import os
return os
def localImporter1a():
import os as my_os_name
return my_os_name
def localImporter2():
from os import path
return path
def localImporter2a():
from os import path as renamed
return renamed
print("Direct module import", localImporter1())
print("Direct module import using rename", localImporter1a())
print("From module import", localImporter2())
print("From module import using rename", localImporter2a())
from os import * # isort:skip
print("Star import gave us", path)
import os.path as myname # isort:skip
print("As import gave", myname)
def localImportFailure():
try:
from os import listdir, listdir2, path
except Exception as e:
print("gives", type(e), repr(e))
try:
print(path)
except UnboundLocalError:
print("and path was not imported", end=" ")
print("but listdir was", listdir)
print("From import that fails in the middle", end=" ")
localImportFailure()
def nonPackageImportFailure():
try:
# Not allowed without being a package, should raise ValueError
from . import whatever
except Exception as e:
print(type(e), repr(e))
print("Package import fails in non-package:", end=" ")
nonPackageImportFailure()
def importBuiltinTupleFailure():
try:
value = ("something",)
# Not allowed to not be constant string, optimization might be fooled
# though.
__import__(value)
except Exception as e:
print(type(e), repr(e))
print("The __import__ built-in optimization can handle tuples:", end=" ")
importBuiltinTupleFailure()
# Python tests originally created or extracted from other peoples work. The
# parts were too small to be protected.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.