code: def execute(cls, ctx, op: "DataFrameReadParquet"):
      if not op.gpu:
          cls._pandas_read_parquet(ctx, op)
      else:
          cls._cudf_read_parquet(ctx, op)
  
imports: import os
  from typing import Dict
  from urllib.parse import urlparse
  import numpy
  import pandas
  from ...None import opcodes
  from ...config import options
  from ...lib.filesystem import file_size, get_fs, glob, open_file, FileSystem
  from ...serialization.serializables import AnyField, BoolField, DictField, ListField, StringField, Int32Field, Int64Field
  from ...utils import is_object_dtype, lazy_import
  from ..arrays import ArrowStringDtype
  from ..operands import OutputType
  from ..utils import parse_index, to_arrow_dtypes, contain_arrow_dtype
  from .core import IncrementalIndexDatasource, ColumnPruneSupportedDataSourceMixin, IncrementalIndexDataSourceMixin, merge_small_files
label_desc: Use image node_id 10 for calling the DataFrameReadParquet obj's underlying member method code with example usage: obj.execute(cls, ctx, op) without return types