in ad-joining/register-computer/gcp/auth.py [0:0]
def from_authorization_header(header, audience, require_google_claim=True):
prefix = "Bearer "
if not header.startswith(prefix):
raise InvalidAuthorizationHeaderException("Unrecognized Authorization header")
return AuthenticationInfo.from_idtoken(header[len(prefix):], audience, require_google_claim)