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Report unsupported GCP machine types as a user error - #30
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arpitjain099 wants to merge 1 commit into
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arpitjain099 wants to merge 1 commit into
arpitjain099 wants to merge 1 commit into
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get_machine_properties raises KeyError for a well formed machine type whose series is not in GCP_MACHINES (c2d, t2d, n4, c3 and so on), since those match the regex and never reach the NotImplementedError branch. Both user-facing callers only caught NotImplementedError, so the user saw a bare KeyError traceback instead of the intended message. The low-level function is unchanged, so the existing test_not_found still holds. Signed-off-by: Arpit Jain <arpitjain099@gmail.com>
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Thanks! We'll look into incorporating this into the next release. |
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Requesting a real GCP machine type that ElasticBLAST has not catalogued gives an uncaught
KeyErrortraceback rather than the friendly message the code clearly intends:gcp_traits.get_machine_propertiesmatches the type against([^-]+-[^-]+)-([0-9]+)and then indexesGCP_MACHINES[series]. A well formed type from a series that is not in that dict (c2d, t2d, n4, c3, and the other newer families) matches the regex, so it never reaches theelsebranch that raisesNotImplementedError; it dies on the dict lookup instead. Both user-facing callers,tuner.gcp_get_mem_limitandelb_config.get_instance_props, catch onlyNotImplementedError, so theKeyErrorescapes to the user during config validation.I left the low-level function alone on purpose.
tests/gcp_traits/test_gcp_traits.py::test_not_foundasserts thatget_machine_properties("n1-nonstandard-32")raisesKeyError, so that behavior is part of the tested contract. Widening the two callers toexcept (NotImplementedError, KeyError)is the smaller change and keeps that test passing.Added a test that asserts
c2d-standard-4,t2d-standard-8andn4-standard-16raiseUserReportErrorwithINPUT_ERROR. It fails before the change withKeyError: 'c2d-standard'and passes after.tests/tuner tests/gcp_traits tests/base tests/elb_configrun 74 passed with the fix in place.