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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 normalize_frame( self, module=None, function=None, file=None, line=None, module_offset=None, offset=None, normalized=None, **kwargs # eat any extra kwargs passed in ):
 """Normalizes a single frame Returns a structured conglomeration of the input parameters to serve as a signature. The parameter names of this function reflect the exact names of the fields from the jsonMDSW frame output. This allows this function to be invoked by passing a frame as ``**a_frame``. Sometimes, a frame may already have a normalized version cached. If that exists, return it instead. """

        # If there's a cached normalized value, use that so we don't spend time
        # figuring it out again
        if normalized is not None:
            return normalized

        if function:
            # If there's a filename and it ends in .rs, then normalize using
            # Rust rules
            if file and (parse_source_file(file) or '').endswith('.rs'):
                return self.normalize_rust_function(
                    function=function,
                    line=line
                )

            # Otherwise normalize it with C/C++ rules
            return self.normalize_cpp_function(
                function=function,
                line=line
            )

        # If there's a file and line number, use that
        if file and line:
            filename = file.rstrip('/\\')
            if '\\' in filename:
                file = filename.rsplit('\\')[-1]
            else:
                file = filename.rsplit('/')[-1]
            return '{}#{}'.format(file, line)

        # If there's an offset and no module/module_offset, use that
        if not module and not module_offset and offset:
            return '@{}'.format(offset)

        # Return module/module_offset
        return '{}@{}'.format(module or '', module_offset)