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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 process_entry(self, entry):
 """ Process a single entry with the chosen Corrections. Args: entry: A ComputedEntry object. Returns: An adjusted entry if entry is compatible, otherwise None is returned. """

        try:
            corrections = self.get_corrections_dict(entry)
        except CompatibilityError:
            return None
        entry.correction = sum(corrections.values())
        return entry