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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 _set_proxy_filter(warningstuple):
 """set up a proxy that store too long warnings in a separate map"""


    if len(warningstuple) > 5:
        key = len(_proxy_map)+1
        _proxy_map[key] = warningstuple
        # always is pass-through further in the code.
        return ('always', re_matchall, ProxyWarning, re_matchall, key)
    else:
        return warningstuple