code: def time_and(self, engine, threads):
      pd.eval(
          "(self.df > 0) & (self.df2 > 0) & (self.df3 > 0) & (self.df4 > 0)",
          engine=engine,
      )
  
file_path: pandas/asv_bench/benchmarks/eval.py
imports: import numpy
  import pandas
  from .pandas_vb_common import setup
label_desc: Use image node_id 3 for calling the Eval obj's underlying member method code with example usage: obj.time_and(engine, threads) without return types