def import_(self, root, module):
loader_details = [
(machinery.SourceFileLoader, machinery.SOURCE_SUFFIXES, True),
(machinery.SourcelessFileLoader, machinery.BYTECODE_SUFFIXES, True)
]
finder = machinery.FileFinder(root, *loader_details)
return finder.find_module(module)
def test_invalidate_caches(self):
# invalidate_caches() should reset the mtime.
finder = machinery.FileFinder(
'', (machinery.SourceFileLoader, machinery.SOURCE_SUFFIXES))
finder._path_mtime = 42
finder.invalidate_caches()
self.assertEqual(finder._path_mtime, -1)
def find_module(self):
good_name = ext_util.NAME
bad_name = good_name.upper()
assert good_name != bad_name
finder = machinery.FileFinder(
ext_util.PATH,
(machinery.ExtensionFileLoader, machinery.EXTENSION_SUFFIXES))
return finder.find_module(bad_name)
def find(self, path):
finder = machinery.FileFinder(path,
(machinery.SourceFileLoader,
machinery.SOURCE_SUFFIXES,
True),
(machinery.SourcelessFileLoader,
machinery.BYTECODE_SUFFIXES,
True))
return finder.find_module(self.name)
def test_empty_string_for_dir(self):
# The empty string from sys.path means to search in the cwd.
finder = machinery.FileFinder(
'', (machinery.SourceFileLoader, machinery.SOURCE_SUFFIXES))
with open('mod.py', 'w') as file:
file.write("# test file for importlib")
try:
loader = finder.find_module('mod')
self.assertTrue(hasattr(loader, 'load_module'))
finally:
os.unlink('mod.py')
def test_multiphase2(self):
import sys
from importlib import machinery, util
module = self.import_module(name=self.name, use_imp=True)
finder = machinery.FileFinder(None)
spec = util.find_spec(self.name)
assert spec
assert module.__name__ == self.name
#assert module.__file__ == spec.origin
assert module.__package__ == ''
raises(AttributeError, 'module.__path__')
assert module is sys.modules[self.name]
assert isinstance(module.__loader__, machinery.ExtensionFileLoader)
def get_finder(self, root):
loader_details = [
(machinery.SourceFileLoader, machinery.SOURCE_SUFFIXES),
(machinery.SourcelessFileLoader, machinery.BYTECODE_SUFFIXES)
]
return machinery.FileFinder(root, *loader_details)
def find_module(self, fullname):
importer = machinery.FileFinder(util.PATH,
(machinery.ExtensionFileLoader,
machinery.EXTENSION_SUFFIXES))
return importer.find_module(fullname)
def loadPythonCExtensionFromFile(library_file_name: str, module_name: str):
importer = machinery.FileFinder(
os.path.dirname(os.path.abspath(library_file_name)),
(machinery.ExtensionFileLoader, machinery.EXTENSION_SUFFIXES))
module = importer.find_module(module_name).load_module(module_name)
return module
