stream: in v3, skip the "size" fast path if the entries as some unknown size
We are about to prefetch size during the lock less in the v3 case. So we need to
avoid trying to use that prefetched size when it is not available.
See next changeset for the motivation.
import os
import sys
import unittest
def main(modulename):
'''run the tests found in module, printing nothing when all tests pass'''
module = sys.modules[modulename]
suite = unittest.defaultTestLoader.loadTestsFromModule(module)
results = unittest.TestResult()
suite.run(results)
if results.errors or results.failures:
for tc, exc in results.errors:
print('ERROR:', tc)
print()
sys.stdout.write(exc)
for tc, exc in results.failures:
print('FAIL:', tc)
print()
sys.stdout.write(exc)
sys.exit(1)
if os.environ.get('SILENT_BE_NOISY'):
main = unittest.main