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from __future__ import absolute_import, print_function
from pyximport import pyximport
pyximport.install(reload_support=True)
import os
import shutil
import sys
import tempfile
import time
from zipfile import ZipFile
try:
from __builtin__ import reload
except ImportError:
from importlib import reload
def make_tempdir():
tempdir = os.path.join(tempfile.gettempdir(), "pyrex_temp")
if os.path.exists(tempdir):
remove_tempdir(tempdir)
os.mkdir(tempdir)
return tempdir
def remove_tempdir(tempdir):
shutil.rmtree(tempdir, 0, on_remove_file_error)
def on_remove_file_error(func, path, excinfo):
print("Sorry! Could not remove a temp file:", path)
print("Extra information.")
print(func, excinfo)
print("You may want to delete this yourself when you get a chance.")
def test_with_reload():
pyximport._test_files = []
tempdir = make_tempdir()
sys.path.append(tempdir)
filename = os.path.join(tempdir, "dummy.pyx")
with open(filename, "w") as fid:
fid.write("print 'Hello world from the Pyrex install hook'")
import dummy
reload(dummy)
depend_filename = os.path.join(tempdir, "dummy.pyxdep")
with open(depend_filename, "w") as depend_file:
depend_file.write("*.txt\nfoo.bar")
build_filename = os.path.join(tempdir, "dummy.pyxbld")
with open(build_filename, "w") as build_file:
build_file.write("""
from distutils.extension import Extension
def make_ext(name, filename):
return Extension(name=name, sources=[filename])
""")
with open(os.path.join(tempdir, "foo.bar"), "w") as fid:
fid.write(" ")
with open(os.path.join(tempdir, "1.txt"), "w") as fid:
fid.write(" ")
with open(os.path.join(tempdir, "abc.txt"), "w") as fid:
fid.write(" ")
reload(dummy)
assert len(pyximport._test_files)==1, pyximport._test_files
reload(dummy)
time.sleep(1) # sleep a second to get safer mtimes
with open(os.path.join(tempdir, "abc.txt"), "w") as fid:
fid.write(" ")
print("Here goes the reload")
reload(dummy)
assert len(pyximport._test_files) == 1, pyximport._test_files
reload(dummy)
assert len(pyximport._test_files) == 0, pyximport._test_files
remove_tempdir(tempdir)
def test_zip():
try:
import test_zip_module
except ImportError:
pass
else:
assert False, "test_zip_module already exists"
fd, zip_path = tempfile.mkstemp(suffix=".zip")
os.close(fd)
try:
with ZipFile(zip_path, "w") as zf:
zf.writestr("test_zip_module.pyx", b"x = 42")
sys.path.insert(0, zip_path)
import test_zip_module
assert test_zip_module.x == 42
finally:
if zip_path in sys.path:
sys.path.remove(zip_path)
os.remove(zip_path)
def test_zip_nonexisting():
sys.path.append("nonexisting_zip_module.zip")
try:
import nonexisting_zip_module
except ImportError:
pass
finally:
sys.path.remove("nonexisting_zip_module.zip")
if __name__== "__main__":
test_with_reload()
test_zip()
test_zip_nonexisting()
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