class Dependabot::Uv::Package::PackageRegistryFinder

def config_variable_index_urls
  urls = { main: T.let(nil, T.nilable(String)), extra: [] }
  index_url_creds = credentials
                    .select { |cred| cred["type"] == "python_index" }
  if (main_cred = index_url_creds.find(&:replaces_base?))
    urls[:main] = AuthedUrlBuilder.authed_url(credential: main_cred)
  end
  urls[:extra] =
    index_url_creds
    .reject(&:replaces_base?)
    .map { |cred| AuthedUrlBuilder.authed_url(credential: cred) }
  urls
end