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base = {"debug": False, "timeout": 30, "retries": 3} env = {"timeout": 60, "api_key": "secret123"} config = base | env print(config) # timeout is 60 (env wins) import re log = "ERROR 2024-05-01: Disk full" if m := re.search(r"ERROR (.+?):", log): print("Error on:", m.group(1))
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