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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _remove_duplicates(objects):
 """Remove duplicate objects. Inspired by http://www.peterbe.com/plog/uniqifiers-benchmark """

    seen = {}
    result = []
    for item in objects:
        marker = id(item)
        if marker in seen:
            continue
        seen[marker] = 1
        result.append(item)
    return result