code: def _pandas_ts_to_int(ts: pd.Timestamp) -> int:
      """Convert int timestamp into pandas timestamp."""
      # pyre-fixme[7]: Expected `int` but got `float`.
      return ts.to_pydatetime().timestamp()
  
file_path: Ax/ax/utils/common/timeutils.py
imports: from datetime import datetime, timedelta
  from time import time
  from typing import Generator
  import pandas
label_desc: Use image node_id 4 for calling a global function with example usage: _pandas_ts_to_int(ts) and returns: ts