Simple Python Config Read try/except block for IOError

python_config_read_try_except

try:
    self.config.readfp(open(config_file_path))
except IOError as (errno, strerror):
    logging.warning('I/O error({0}): {1}'.format(errno, strerror))
    logging.warning('Please check that {0} exists'.format(config_file_path))