def main():
parser = configure_clp()
options, args = parser.parse_args()
verbosity = 5 if options.verbosity else -1
with Tracer.env_override(
PEX_VERBOSE=verbosity,
TWITTER_COMMON_PYTHON_HTTP=verbosity,
PYTHON_VERBOSE=verbosity):
pex_builder = build_pex(args, options)
if options.pex_name is not None:
log('Saving PEX file to %s' % options.pex_name, v=options.verbosity)
tmp_name = options.pex_name + '~'
safe_delete(tmp_name)
pex_builder.build(tmp_name)
os.rename(tmp_name, options.pex_name)
return 0
if options.platform != Platform.current():
log('WARNING: attempting to run PEX with differing platform!')
pex_builder.freeze()
log('Running PEX file at %s with args %s' % (pex_builder.path(), args), v=options.verbosity)
pex = PEX(pex_builder.path(), interpreter=pex_builder.interpreter)
return pex.run(args=list(args))
def build_pex(args, options):
pex_builder = PEXBuilder(path=safe_mkdtemp())
pex_info = pex_builder.info
pex_info.zip_safe = options.zip_safe
pex_info.always_write_cache = options.always_write_cache
pex_info.ignore_errors = options.ignore_errors
pex_info.inherit_path = options.inherit_path
fetchers = [Fetcher(options.repos)]
if options.pypi:
fetchers.append(PyPIFetcher())
resolver = Resolver(cache=options.cache_dir, fetchers=fetchers, install_cache=options.cache_dir)
resolveds = resolver.resolve(options.requirements)
if resolveds:
log('Resolved distributions:', v=options.verbosity)
for pkg in resolveds:
log(' %s' % pkg, v=options.verbosity)
pex_builder.add_distribution(pkg)
pex_builder.add_requirement(pkg.as_requirement())
for source_dir in options.source_dirs:
dist = Installer(source_dir).distribution()
if not dist:
die('Failed to run installer for %s' % source_dir, CANNOT_DISTILL)
egg_path = Distiller(dist).distill()
if not egg_path:
die('Failed to distill %s into egg' % dist, CANNOT_DISTILL)
pex_builder.add_egg(egg_path)
if options.entry_point is not None:
log('Setting entry point to %s' % options.entry_point, v=options.verbosity)
pex_builder.info.entry_point = options.entry_point
else:
log('Creating environment PEX.', v=options.verbosity)
if options.pex_name is not None:
log('Saving PEX file to %s' % options.pex_name, v=options.verbosity)
tmp_name = options.pex_name + '~'
safe_delete(tmp_name)
pex_builder.build(tmp_name)
os.rename(tmp_name, options.pex_name)
else:
pex_builder.freeze()
log('Running PEX file at %s with args %s' % (pex_builder.path(), args), v=options.verbosity)
pex = PEX(pex_builder.path())
return pex.run(args=list(args))
return 0