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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 add_section(self, section):
 """Create a new section in the configuration. Extends RawConfigParser.add_section by validating if the section name is a string."""

        section, _, _ = self._validate_value_types(section=section)
        super(ConfigParser, self).add_section(section)