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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 commit(self, sourcedir, targetdir, abs_config, abs_sourcedir, abs_targetdir):
 """ Commit project structure and configuration file Args: sourcedir (string):
 Source directory path. targetdir (string):
 Compiled files target directory path. abs_config (string):
 Configuration file absolute path. abs_sourcedir (string):
 ``sourcedir`` expanded as absolute path. abs_targetdir (string):
 ``targetdir`` expanded as absolute path. """

        config_path, config_filename = os.path.split(abs_config)

        if not os.path.exists(config_path):
            os.makedirs(config_path)
        if not os.path.exists(abs_sourcedir):
            os.makedirs(abs_sourcedir)
        if not os.path.exists(abs_targetdir):
            os.makedirs(abs_targetdir)

        # Dump settings file
        self.backend_engine.dump({
            'SOURCES_PATH': sourcedir,
            'TARGET_PATH': targetdir,
            "LIBRARY_PATHS": [],
            "OUTPUT_STYLES": "nested",
            "SOURCE_COMMENTS": False,
            "EXCLUDES": []
        }, abs_config, indent=4)