def main(args):
with maybe_transient_venv_dir(args.venv, args.keep) as venv:
quickstart.setup_virtualenv(venv, use_site=False)
quickstart.venv_call(venv, 'pip', 'install', '-r', args.template)
if args.out is None:
freeze(venv, sys.stdout)
else:
with open(args.out, 'w') as out:
freeze(venv, out)
def main(args):
with maybe_transient_venv_dir(args.venv, args.keep) as venv:
quickstart.setup_virtualenv(venv, use_site=False)
quickstart.venv_call(venv, 'pip', 'install', '-r', args.template)
if args.out is None:
freeze(venv, sys.stdout)
else:
with open(args.out, 'w') as out:
freeze(venv, out)
def freeze(venv, out):
"""
this one a frozen requirement file from a virtualenv
for sanity it adds a comment about the freeze_all script
"""
print("""\
# this requirement file is autogenerated, please run requirements/freeze_all.py to upgrade correctly
""", file=out)
quickstart.venv_call(venv,
'pip', 'freeze',
stdout=out,
call=subprocess.check_call)
def freeze(venv, out):
"""
this one a frozen requirement file from a virtualenv
for sanity it adds a comment about the freeze_all script
"""
print(
"""\
# this requirement file is autogenerated, please run requirements/freeze_all.py to upgrade correctly
# currently requirements/freeze_all.py needs to be executed for both python2 and python3 !
# to upgrade a single package use requirements/freeze_all.py --upgrade-only apackage
""",
file=out,
)
out.flush() # no print(flush) for py2 support
quickstart.venv_call(venv, "pip", "freeze", stdout=out, call=subprocess.check_call)
def main(args):
with maybe_transient_venv_dir(args.venv, args.keep) as venv:
quickstart.setup_virtualenv(venv, use_site=False)
if args.upgrade_only is None:
quickstart.venv_call(venv, "pip", "install", "-r", args.template)
elif args.out and args.upgrade_only:
quickstart.venv_call(venv, "pip", "install", "-r", args.template, "-c", args.out)
quickstart.venv_call(venv, "pip", "install", "-U", "--no-deps", args.upgrade_only)
else:
raise ValueError("can't use stdout as constraint")
if args.out is None:
freeze(venv, sys.stdout)
else:
with open(args.out, "w") as out:
freeze(venv, out)