context.is_replaying does not always work properly in Python Durable Functions

[lilyjma]

🐛 Describe the bug

Checking for context.is_replaying only works some of the time in Python Durable Functions. See attached screenshot for code. Checkpoint A is logged only once but checkpoint B is logged twice in code output.

🤔 Expected behavior

Behavior should be consistent for all checkpoints

☕ Steps to reproduce

⚡If deployed to Azure

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• Timeframe issue observed:
• Function App name:
• Function name(s):
• Azure region:
• Orchestration instance ID(s):
• Azure storage account name:

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