message: Simplify payment cycle filename check
diff: @@ -49,9 +49,9 @@ def get_merkle_root_details(reward_output_filename):
  f"{reward_output_filename} does not have a valid checksummed address for the reward program ID"
  )
  payment_cycle = safe_regex_group_search(
  - r"paymentCycle=(\d*)", str(reward_output_filename), 1
  + r"paymentCycle=(\d+)/", str(reward_output_filename), 1
  )
  - if not (payment_cycle or "").isdigit():
  + if payment_cycle is None:
  raise Exception(
  f"{reward_output_filename} does not have a valid payment cycle, should be not blank and a number"
  )
  