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How to Stop Python Bots From Crashing Into Infinite Restart Loops

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Python bots in production commonly fail due to unhandled exceptions, unexpected API responses, dropped connections, memory limits, or missing environment variables. A crash loop occurs when a bot restarts and immediately hits the same error repeatedly, silently consuming hosting resources without providing any uptime. Tools like StayPresent address this by enabling automatic restarts only on non-zero exit codes, adding configurable delays between relaunches to avoid hammering rate-limited APIs. A restart ceiling via max_restarts prevents infinite loops, while a reset timer ensures bots that recover successfully do not gradually exhaust their restart budget over time. When the restart limit is reached, the process exits with the bot's last error code, allowing the hosting platform's own recovery policy to take over as a final fallback.

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