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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 validate_instance_dbname(self, dbname):
        ''' Validate instance database name '''
        # 1-64 alphanumeric characters, cannot be a reserved MySQL word
        if re.match('[\w-]+$', dbname) is not None:
            if len(dbname) <= 41 and len(dbname) >= 1:
                if dbname.lower() not in MYSQL_RESERVED_WORDS:
                    return True
        return '*** Error: Database names must be 1-64 alphanumeric characters,\
            cannot be a reserved MySQL word.'