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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 read(self, source_path):
 """Parse content and metadata of creole files"""


        self._metadata = {}
        with pelican_open(source_path) as text:
            content = creole2html(text, macros={'header': self._parse_header_macro,
                                            'code': self._parse_code_macro})
        return content, self._metadata