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bpo-34977: Use venv redirector instead of original python.exe on Windows (GH-11029)

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Steve Dower 2018-12-10 08:11:21 -08:00 • committed by GitHub
parent b6ef6f69a9
commit 1c3de541e6
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11 changed files with 452 additions and 53 deletions
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49
Lib/venv/__init__.py
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@ -64,10 +64,11 @@ class EnvBuilder:
self.system_site_packages = False
self.create_configuration(context)
self.setup_python(context)
if not self.upgrade:
self.setup_scripts(context)
if self.with_pip:
self._setup_pip(context)
if not self.upgrade:
self.setup_scripts(context)
self.post_setup(context)
if true_system_site_packages:
# We had set it to False before, now
@ -158,14 +159,6 @@ class EnvBuilder:
f.write('include-system-site-packages = %s\n' % incl)
f.write('version = %d.%d.%d\n' % sys.version_info[:3])
if os.name == 'nt':
def include_binary(self, f):
if f.endswith(('.pyd', '.dll')):
result = True
else:
result = f.startswith('python') and f.endswith('.exe')
return result
def symlink_or_copy(self, src, dst, relative_symlinks_ok=False):
"""
Try symlinking a file, and if that fails, fall back to copying.
@ -195,9 +188,9 @@ class EnvBuilder:
binpath = context.bin_path
path = context.env_exe
copier = self.symlink_or_copy
copier(context.executable, path)
dirname = context.python_dir
if os.name != 'nt':
copier(context.executable, path)
if not os.path.islink(path):
os.chmod(path, 0o755)
for suffix in ('python', 'python3'):
@ -209,26 +202,22 @@ class EnvBuilder:
if not os.path.islink(path):
os.chmod(path, 0o755)
else:
# See bpo-34011. When using a proper install, we should only need to
# copy the top-level of DLLs.
include = self.include_binary
files = [f for f in os.listdir(dirname) if include(f)]
for f in files:
src = os.path.join(dirname, f)
dst = os.path.join(binpath, f)
if dst != context.env_exe: # already done, above
copier(src, dst)
# When creating from a build directory, we continue to copy all files.
# For normal cases, the venvlauncher will be copied from
# our scripts folder. For builds, we need to copy it
# manually.
if sysconfig.is_python_build(True):
subdir = 'DLLs'
dirname = os.path.join(dirname, subdir)
if os.path.isdir(dirname):
files = [f for f in os.listdir(dirname) if include(f)]
for f in files:
src = os.path.join(dirname, f)
dst = os.path.join(binpath, f)
copier(src, dst)
suffix = '.exe'
if context.python_exe.lower().endswith('_d.exe'):
suffix = '_d.exe'
src = os.path.join(dirname, "venvlauncher" + suffix)
dst = os.path.join(binpath, context.python_exe)
copier(src, dst)
src = os.path.join(dirname, "venvwlauncher" + suffix)
dst = os.path.join(binpath, "pythonw" + suffix)
copier(src, dst)
# copy init.tcl over
for root, dirs, files in os.walk(context.python_dir):
if 'init.tcl' in files:
@ -326,7 +315,7 @@ class EnvBuilder:
dstfile = os.path.join(dstdir, f)
with open(srcfile, 'rb') as f:
data = f.read()
if not srcfile.endswith('.exe'):
if not srcfile.endswith(('.exe', '.pdb')):
try:
data = data.decode('utf-8')
data = self.replace_variables(data, context)