pytorch/test/package/test_dependency_hooks.py
Aaron Gokaslan 67d9790985 [BE] Apply almost all remaining flake8-comprehension checks (#94676)
Applies the remaining flake8-comprehension fixes and checks. This changes replace all remaining unnecessary generator expressions with list/dict/set comprehensions which are more succinct, performant, and better supported by our torch.jit compiler. It also removes useless generators such as 'set(a for a in b)`, resolving it into just the set call.

Pull Request resolved: https://github.com/pytorch/pytorch/pull/94676
Approved by: https://github.com/ezyang
2023-02-12 01:01:25 +00:00

123 lines
3.9 KiB
Python

# Owner(s): ["oncall: package/deploy"]
from io import BytesIO
from torch.package import PackageExporter
from torch.testing._internal.common_utils import run_tests
try:
from .common import PackageTestCase
except ImportError:
# Support the case where we run this file directly.
from common import PackageTestCase
class TestDependencyHooks(PackageTestCase):
"""Dependency management hooks API tests.
- register_mock_hook()
- register_extern_hook()
"""
def test_single_hook(self):
buffer = BytesIO()
my_externs = set()
def my_extern_hook(package_exporter, module_name):
my_externs.add(module_name)
with PackageExporter(buffer) as exporter:
exporter.extern(["package_a.subpackage", "module_a"])
exporter.register_extern_hook(my_extern_hook)
exporter.save_source_string("foo", "import module_a")
self.assertEqual(my_externs, {"module_a"})
def test_multiple_extern_hooks(self):
buffer = BytesIO()
my_externs = set()
def my_extern_hook(package_exporter, module_name):
my_externs.add(module_name)
# This also checks ordering, since `remove()` will fail if the value is not in the set.
def my_extern_hook2(package_exporter, module_name):
my_externs.remove(module_name)
with PackageExporter(buffer) as exporter:
exporter.extern(["package_a.subpackage", "module_a"])
exporter.register_extern_hook(my_extern_hook)
exporter.register_extern_hook(my_extern_hook2)
exporter.save_source_string("foo", "import module_a")
self.assertEqual(my_externs, set())
def test_multiple_mock_hooks(self):
buffer = BytesIO()
my_mocks = set()
def my_mock_hook(package_exporter, module_name):
my_mocks.add(module_name)
# This also checks ordering, since `remove()` will fail if the value is not in the set.
def my_mock_hook2(package_exporter, module_name):
my_mocks.remove(module_name)
with PackageExporter(buffer) as exporter:
exporter.mock(["package_a.subpackage", "module_a"])
exporter.register_mock_hook(my_mock_hook)
exporter.register_mock_hook(my_mock_hook2)
exporter.save_source_string("foo", "import module_a")
self.assertEqual(my_mocks, set())
def test_remove_hooks(self):
buffer = BytesIO()
my_externs = set()
my_externs2 = set()
def my_extern_hook(package_exporter, module_name):
my_externs.add(module_name)
def my_extern_hook2(package_exporter, module_name):
my_externs2.add(module_name)
with PackageExporter(buffer) as exporter:
exporter.extern(["package_a.subpackage", "module_a"])
handle = exporter.register_extern_hook(my_extern_hook)
exporter.register_extern_hook(my_extern_hook2)
handle.remove()
exporter.save_source_string("foo", "import module_a")
self.assertEqual(my_externs, set())
self.assertEqual(my_externs2, {"module_a"})
def test_extern_and_mock_hook(self):
buffer = BytesIO()
my_externs = set()
my_mocks = set()
def my_extern_hook(package_exporter, module_name):
my_externs.add(module_name)
def my_mock_hook(package_exporter, module_name):
my_mocks.add(module_name)
with PackageExporter(buffer) as exporter:
exporter.extern("module_a")
exporter.mock("package_a")
exporter.register_extern_hook(my_extern_hook)
exporter.register_mock_hook(my_mock_hook)
exporter.save_source_string("foo", "import module_a; import package_a")
self.assertEqual(my_externs, {"module_a"})
self.assertEqual(my_mocks, {"package_a"})
if __name__ == "__main__":
run_tests()