def _setup(self, app):
        super(ArgparseController, self)._setup(app)
        self.app = app
This is the callback used when we enter some context in the debugger. 
dataset/ETHPy150Open datafolklabs/cement/cement/ext/ext_argparse.py/ArgparseController._setup--crossover with--dataset/ETHPy150Open CountZer0/PipelineConstructionSet/python/common/diagnostic/pydevDebug/pydevd.py/PyDB.trace_dispatch