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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 diff(self, filename, wildcard='*'):
        '''show differences with another parameter file'''
        other = MAVParmDict()
        if not other.load(filename):
            return
        keys = sorted(list(set(self.keys()).union(set(other.keys()))))
        for k in keys:
            if not fnmatch.fnmatch(str(k).upper(), wildcard.upper()):
                continue
            if not k in other:
                print("%-16.16s              %12.4f" % (k, self[k]))
            elif not k in self:
                print("%-16.16s %12.4f" % (k, other[k]))
            elif abs(self[k] - other[k]) > self.mindelta:
                print("%-16.16s %12.4f %12.4f" % (k, other[k], self[k]))