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- import time
- from botocore.exceptions import ClientError
- def remove_none(d: dict):
- return {k: v for k, v in d.items() if v is not None and v != ""}
- def retry_wrapper(fn, retry_wait_seconds=2, retry_factor=2, max_retries=5):
- """Exponential back-off retry wrapper for ClientError exceptions"""
- def wrapper(*args, **kwargs):
- retry_current = 0
- last_error = None
- while retry_current <= max_retries:
- try:
- return fn(*args, **kwargs)
- except ClientError as e:
- nonlocal retry_wait_seconds
- if retry_current == max_retries:
- break
- last_error = e
- retry_current += 1
- time.sleep(retry_wait_seconds)
- retry_wait_seconds *= retry_factor
- raise last_error
- return wrapper
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