fix: Properly handle prompt=None & avoid agent hanging #643
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zastrowm
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Aug 8, 2025
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zastrowm
commented
Aug 8, 2025
dbschmigelski
previously approved these changes
Aug 11, 2025
Previously (strands-agents#642) bedrock would hang during message conversion because the exception was not being caught and thus the queue was always empty. Now all exceptions during conversion are caught
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dbschmigelski
approved these changes
Aug 12, 2025
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Description
Avoid hanging when
prompt=Noneis passed into Agent - catch all exceptionsBedrockModel._streamso that theawait queue.get()always completessdk-python/src/strands/models/bedrock.py
Line 391 in 8b1de4d
Revisions
Related Issues
#642
Documentation PR
N/A
Type of Change
Bug fix
Testing
How have you tested the change? Verify that the changes do not break functionality or introduce warnings in consuming repositories: agents-docs, agents-tools, agents-cli
hatch run prepareChecklist
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