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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 compat_kwargs(kwargs):
 """To keep backwards compat change the kwargs to new names"""

    warn_deprecations(kwargs)
    for old, new in RENAMED_VARS.items():
        if old in kwargs:
            kwargs[new] = kwargs[old]
            # update cross references
            for c_old, c_new in RENAMED_VARS.items():
                if c_new == new:
                    kwargs[c_old] = kwargs[new]