def use_library(name, version):
  """Specify a third-party package to use.

  Args:
    name: Name of package to use.
    version: Version of the package to use (string).
  """
  if name not in PACKAGES:
    raise ValueError('%s is not a supported package' % name)
  versions = PACKAGES[name][1].keys()
  if version not in versions:
    raise ValueError('%s is not a supported version for %s; '
                     'supported versions are %s' % (version, name, versions))
  if USING_SDK:
    CheckInstalledLibrary(name, version)
  else:
    InstallLibrary(name, version, explicit=True)
dataset/ETHPy150Open CollabQ/CollabQ/.google_appengine/google/appengine/dist/_library.py/use_library/original