docs: def find_package(find_pkg, directory):
      """Find packages
      """
      pkgs = []
      if os.path.isdir(directory):
          installed = sorted(os.listdir(directory))
          blacklist = BlackList().packages(pkgs=installed, repo="local")
          if os.path.exists(directory):
              for pkg in installed:
                  if (not pkg.startswith(".") and pkg.startswith(find_pkg) and
                          split_package(pkg)[0] not in blacklist):
                      pkgs.append(pkg)
      return pkgs