def _getConfiguration(self):
configDirectoryPath = os.path.join("<STR_LIT>", "<STR_LIT>")<EOL>config = Config(configDirectoryPath)<EOL>configData = config.getData()<EOL>reactor.suggestThreadPoolSize(<EOL>int(configData["<STR_LIT>"]["<STR_LIT>"])<EOL>)<EOL>return configData<EOL>
Load application configuration files.

:return: <dict>