message: Fix the issue when PYTHON_LIB_PATH consists of multiple paths
  This fix tries to address the issue raise in 24567 where
  PYTHON_LIB_PATH does not support specifying multiple paths
  for bazel.
  This fix update python_configure.bzl so that it is possible
  to process multiple paths for PYTHON_LIB_PATH.
  This fix fixes 24567.
diff: @@ -207,9 +207,12 @@ def _get_python_lib(repository_ctx, python_bin):
  def _check_python_lib(repository_ctx, python_lib):
  """Checks the python lib path."""
  - cmd = 'test -d "%s" -a -x "%s"' % (python_lib, python_lib)
  + return_codes = []
  + for entry in python_lib.split(":"):
  + cmd = 'test -d "%s" -a -x "%s"' % (entry, entry)
  result = repository_ctx.execute([_get_bash_bin(repository_ctx), "-c", cmd])
  - if result.return_code == 1:
  + return_codes.append(result.return_code)
  + if all(return_codes):
  _fail("Invalid python library path: %s" % python_lib)
  