$ curl cheat.sh/
#  Thanks to @shmee I got a new approach, using a decorator.

 def retry(ExceptionToCheck, tries=4, delay=3, backoff=2, logger=None):
     """Retry calling the decorated function using an exponential backoff.

     original from: http://wiki.python.org/moin/PythonDecoratorLibrary#Retry

     :param ExceptionToCheck: the exception to check. may be a tuple of
         exceptions to check
     :type ExceptionToCheck: Exception or tuple
     :param tries: number of times to try (not retry) before giving up
     :type tries: int
     :param delay: initial delay between retries in seconds
     :type delay: int
     :param backoff: backoff multiplier e.g. value of 2 will double the delay
         each retry
     :type backoff: int
     :param logger: logger to use. If None, print
     :type logger: logging.Logger instance
     def deco_retry(f):

         def f_retry(*args, **kwargs):
             mtries, mdelay = tries, delay
             while mtries > 1:
                     return f(*args, **kwargs)
                 except ExceptionToCheck:
                     msg = "%s, Retrying in %d seconds..." % (str(ExceptionToCheck), mdelay)
                     if logger:
                         #logger.exception(msg) # would print stack trace
                     mtries -= 1
                     mdelay *= backoff
             return f(*args, **kwargs)

         return f_retry  # true decorator

     return deco_retry  

#  and now the only thing left to do is decorate our little remove
#  function:

  @retry(PermissionError, tries=5, delay=2,backoff=2)
     def removeFile(f):

#  [Sharku] [so/q/52419395] [cc by-sa 3.0]

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