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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 deactivate():
 """ Deactivate a state in this thread. """


    if hasattr(_mode, "current_state"):
        del _mode.current_state
    if hasattr(_mode, "schema"):
        del _mode.schema

    for k in connections:
        con = connections[k]
        if hasattr(con, 'reset_schema'):
            con.reset_schema()