def __init__(self, op, index, log_prefix, timeout_strategy_factory):
    self.op = op
    self.index = index
    self.log_prefix = log_prefix
    self.summary = op.input.Summary()

    # Create local copy to modify
    if getattr(op.input, opcodes_base.DEPEND_ATTR, None):
      self.jobdeps = op.input.depends[:]
    else:
      self.jobdeps = None

    self._timeout_strategy_factory = timeout_strategy_factory
    self._ResetTimeoutStrategy()
Helper routine for constructing the SQL to select the geographic
dataset/ETHPy150Open ganeti/ganeti/lib/jqueue/__init__.py/_OpExecContext.__init__--crossover with--dataset/ETHPy150Open django/django/django/contrib/gis/db/models/query.py/GeoQuerySet._geocol_select