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46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
# Copyright 2026, Kay Hayen, mailto:kay.hayen@gmail.com find license text at end of file
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"""Test case for asynchronous generator expressions inside sync ones
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This is valid starting Python 3.7, the async generator expression is
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evaluated in the scope of the sync generator expression, and must not
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make it an async generator itself.
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"""
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import asyncio
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async def asyncIterator():
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yield 1
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yield 2
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def syncGeneratorExpression():
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return ((i async for i in asyncIterator()) for _ in [0])
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async def main():
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for inner in syncGeneratorExpression():
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async for value in inner:
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print("value", value)
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asyncio.run(main())
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# Python tests originally created or extracted from other peoples work. The
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# parts were too small to be protected.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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