code: def test_lit_ambiguous_datetimes_11379() -> None:
      df = pl.DataFrame(
          {
              "ts": pl.datetime_range(
                  datetime(2020, 10, 25),
                  datetime(2020, 10, 25, 2),
                  "1h",
                  time_zone="Europe/London",
                  eager=True,
              )
          }
      )
      for i in range(len(df)):
          result = df.filter(pl.col("ts") >= df["ts"][i])
          expected = df[i:]
          assert_frame_equal(result, expected)
  
file_path: polars/py-polars/tests/unit/functions/test_lit.py
imports: from __future__ import annotations
  from datetime import datetime, timedelta
  from typing import Any
  import numpy
  import pytest
  import polars
  from polars.testing import assert_frame_equal
label_desc: Use image node_id 4 for calling a global function with example usage: test_lit_ambiguous_datetimes_11379() without return types