def isIterable(thing):
    try: iter(thing)
    except TypeError: return False
    return True
Test if deletion is not performed on lack of Reference and key.
dataset/ETHPy150Open CountZer0/PipelineConstructionSet/python/maya/site-packages/pymel-1.0.3/pymel/util/scanf.py/isIterable--crossover with--dataset/ETHPy150Open zlorf/django-synchro/synchro/tests.py/SimpleSynchroTests.test_untracked_deletion