code: def execute(cls, ctx, op: "DataFrameSortValues"):
      in_data = ctx[op.inputs[0].key]
      result = execute_sort_values(in_data, op)
      if op.nrows is not None:
          result = result.head(op.nrows)
      ctx[op.outputs[0].key] = result
  
imports: import numpy
  import pandas
  from ...None import opcodes
  from ...core import OutputType
  from ...serialization.serializables import ListField
  from ...tensor.base.sort import _validate_sort_psrs_kinds
  from ..utils import parse_index, validate_axis, build_concatenated_rows_frame
  from ..core import IndexValue
  from .core import DataFrameSortOperand
  from .psrs import DataFramePSRSOperandMixin, execute_sort_values
label_desc: Use image node_id 5 for calling the DataFrameSortValues obj's underlying member method code with example usage: obj.execute(cls, ctx, op) without return types