code: def test_read_parquet_binary_buffered_reader(tmp_path: Path) -> None:
      tmp_path.mkdir(exist_ok=True)
  
      df = pl.DataFrame({"a": [1, 2, 3]})
      file_path = tmp_path / "test.parquet"
      df.write_parquet(file_path)
  
      with file_path.open("rb") as f:
          out = pl.read_parquet(f)
      assert_frame_equal(out, df)
  
imports: from __future__ import annotations
  import io
  from datetime import datetime, time, timezone
  from decimal import Decimal
  from typing import TYPE_CHECKING
  import numpy
  import pandas
  import pyarrow
  import pyarrow.dataset
  import pyarrow.parquet
  import pytest
  import polars
  from polars.testing import assert_frame_equal, assert_series_equal
label_desc: Use image node_id 38 for calling a global function with example usage: test_read_parquet_binary_buffered_reader(tmp_path) without return types