rnhmjoj/qutebrowser
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init_venv: Add option to cache finished virtualenv.

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This will hopefully speed up the tests (especially on Windows) since
dependencies don't get downloaded and built on every test.
This commit is contained in:
Florian Bruhin 2015-01-23 15:02:03 +01:00
parent d7c7e91f2b
commit e38f9747e7
1 changed files with 37 additions and 2 deletions
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39
scripts/init_venv.py
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@ -62,6 +62,9 @@ def parse_args():
parser.add_argument('--dev', help="Set up an environment suitable for "
"developing qutebrowser.",
action='store_true')
parser.add_argument('--cache', help="Cache the clean virtualenv in "
"NAME-cache and copy it when a new one is requested.",
action='store_true')
parser.add_argument('path', help="Path to the venv folder",
default='.venv', nargs='?')
return parser.parse_args()
@ -173,8 +176,9 @@ def create_venv():
else:
symlinks = True
clear = g_args.clear or g_args.force
upgrade = g_args.upgrade or g_args.cache
builder = venv.EnvBuilder(system_site_packages=False,
clear=clear, upgrade=g_args.upgrade,
clear=clear, upgrade=upgrade,
symlinks=symlinks, with_pip=ensurepip)
builder.create(g_path)
# If we don't have ensurepip, we have to do it by hand...
@ -182,6 +186,34 @@ def create_venv():
install_pip()
def restore_cache():
"""Restore a cache if one is present and --cache is given."""
utils.print_title("Restoring cache")
if g_args.cache:
try:
shutil.rmtree(g_args.path)
except FileNotFoundError:
pass
try:
shutil.copytree(g_args.path + '-cache', g_args.path, symlinks=True)
except FileNotFoundError:
print("No cache present!")
else:
return True
return False
def save_cache():
"""Save the cache if --cache is given."""
utils.print_title("Saving cache")
if g_args.cache:
try:
shutil.rmtree(g_args.path + '-cache')
except FileNotFoundError:
pass
shutil.copytree(g_args.path, g_args.path + '-cache', symlinks=True)
def main():
"""Main entry point."""
global g_path, g_args
@ -197,7 +229,9 @@ def main():
"--upgrade.".format(g_path), file=sys.stderr)
sys.exit(1)
create_venv()
restored = restore_cache()
if not restored:
create_venv()
utils.print_title("Calling: setup.py develop")
venv_python('setup.py', 'develop')
@ -207,6 +241,7 @@ def main():
install_dev_packages()
link_pyqt()
test_toolchain()
save_cache()
if __name__ == '__main__':