def load_config_file(self, suppress_errors=True):
        """Load the config file.

        By default, errors in loading config are handled, and a warning
        printed on screen. For testing, the suppress_errors option is set
        to False, so errors will make tests fail.
        """
        base_config = 'ipython_config.py'
        self.log.debug("Attempting to load config file: %s" %
                       base_config)
        try:
            Application.load_config_file(
                self,
                base_config, 
                path=self.config_file_paths
            )
        except IOError:
            # ignore errors loading parent
            pass
        if self.config_file_name == base_config:
            # don't load secondary config
            return
        self.log.debug("Attempting to load config file: %s" %
                       self.config_file_name)
        try:
            Application.load_config_file(
                self,
                self.config_file_name, 
                path=self.config_file_paths
            )
        except __HOLE__:
            # Only warn if the default config file was NOT being used.
            if self.config_file_specified:
                self.log.warn("Config file not found, skipping: %s" %
                               self.config_file_name)
        except:
            # For testing purposes.
            if not suppress_errors:
                raise
            self.log.warn("Error loading config file: %s" %
                          self.config_file_name, exc_info=True)
dataset/ETHPy150Open ipython/ipython-py3k/IPython/core/application.py/BaseIPythonApplication.load_config_file