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[Bug] Fix env string "0" same to True#28159

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hmellor merged 1 commit intomainfrom
wentao-fix-env-string-0-same-to-True
Nov 6, 2025
Merged

[Bug] Fix env string "0" same to True#28159
hmellor merged 1 commit intomainfrom
wentao-fix-env-string-0-same-to-True

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@yewentao256 yewentao256 commented Nov 5, 2025

Purpose

Fixes #28157 (comment)

When env like VLLM_HAS_FLASHINFER_CUBIN is set as export VLLM_HAS_FLASHINFER_CUBIN=0, this is True since we have string "0".

This PR fixes these issues.

Signed-off-by: yewentao256 <zhyanwentao@126.com>
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Code Review

This pull request correctly fixes a bug where environment variables set to the string "0" were incorrectly evaluated as True. The changes in vllm/envs.py consistently apply the bool(int(os.getenv(...))) pattern to correctly parse boolean flags from environment variables. The fix is sound and addresses the issue described. I have reviewed the changes and found no issues.

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@yewentao256 yewentao256 added the ready ONLY add when PR is ready to merge/full CI is needed label Nov 5, 2025
@hmellor hmellor merged commit 90189c7 into main Nov 6, 2025
54 checks passed
@hmellor hmellor deleted the wentao-fix-env-string-0-same-to-True branch November 6, 2025 01:04
ZhengHongming888 pushed a commit to ZhengHongming888/vllm that referenced this pull request Nov 8, 2025
Signed-off-by: yewentao256 <zhyanwentao@126.com>
wangxiyuan added a commit to vllm-project/vllm-ascend that referenced this pull request Nov 26, 2025
Bump vLLM version to v0.11.2

What's broken and changed by vLLM:
1. structured_output is broken by
vllm-project/vllm#26866
2. get_mrope_input_positions is broken by
vllm-project/vllm#28399
3. graph mode is broken by
vllm-project/vllm#25110 we'll upgrade torch to
2.8 to fix the problem later
4. embedding is broken by
vllm-project/vllm#27583
5. `get_attn_backend_cls` and attention backend is broken are broken by
vllm-project/vllm#28534
6. spec decode is broken by
vllm-project/vllm#28771
7. sp feature is broken by
vllm-project/vllm#27126
8. mtp is broken by vllm-project/vllm#27922
9. lora is broken by vllm-project/vllm#21068
10. execute_model is broken by
vllm-project/vllm#26866
11. `VLLM_DISABLE_SHARED_EXPERTS_STREAM` env is broken by
vllm-project/vllm#28159
12. kv cahe is broken by vllm-project/vllm#27753
13. dp is broken by vllm-project/vllm#25110

 
What's broken and changed by ourself:
1. qwen vl is broken by vllm-project/vllm#28455
We'll remove model files in the future to avoid this kind of error
2. Engine core is broken by
vllm-project/vllm#23691 We'll remove the patch
file in the future.
3. Ascend scheduler is broken by
vllm-project/vllm#28733 We'll remove ascend
scheudler later.
4. qwen3-next is broken by
vllm-project/vllm#28083 We'll remove model files
in the future to avoid this kind of error
5. qwen vl is broken by vllm-project/vllm#27764.
We'll remove model files in the future

Known issue:
1. ray doesn't work 
2. the accuracy of qwen3-next is not correct
3. qwen3-vl is broken
4. prefix cache+ ascend scheduler + deepseek v2 lite is broken.

Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: 22dimensions <waitingwind@foxmail.com>
Co-authored-by: shen-shanshan <467638484@qq.com>


- vLLM version: v0.11.2

---------

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>
Signed-off-by: MengqingCao <cmq0113@163.com>
Signed-off-by: hfadzxy <starmoon_zhang@163.com>
Signed-off-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Kurumi5210 pushed a commit to lidenghui1110/vllm-ascend that referenced this pull request Nov 26, 2025
Bump vLLM version to v0.11.2

What's broken and changed by vLLM:
1. structured_output is broken by
vllm-project/vllm#26866
2. get_mrope_input_positions is broken by
vllm-project/vllm#28399
3. graph mode is broken by
vllm-project/vllm#25110 we'll upgrade torch to
2.8 to fix the problem later
4. embedding is broken by
vllm-project/vllm#27583
5. `get_attn_backend_cls` and attention backend is broken are broken by
vllm-project/vllm#28534
6. spec decode is broken by
vllm-project/vllm#28771
7. sp feature is broken by
vllm-project/vllm#27126
8. mtp is broken by vllm-project/vllm#27922
9. lora is broken by vllm-project/vllm#21068
10. execute_model is broken by
vllm-project/vllm#26866
11. `VLLM_DISABLE_SHARED_EXPERTS_STREAM` env is broken by
vllm-project/vllm#28159
12. kv cahe is broken by vllm-project/vllm#27753
13. dp is broken by vllm-project/vllm#25110

What's broken and changed by ourself:
1. qwen vl is broken by vllm-project/vllm#28455
We'll remove model files in the future to avoid this kind of error
2. Engine core is broken by
vllm-project/vllm#23691 We'll remove the patch
file in the future.
3. Ascend scheduler is broken by
vllm-project/vllm#28733 We'll remove ascend
scheudler later.
4. qwen3-next is broken by
vllm-project/vllm#28083 We'll remove model files
in the future to avoid this kind of error
5. qwen vl is broken by vllm-project/vllm#27764.
We'll remove model files in the future

Known issue:
1. ray doesn't work
2. the accuracy of qwen3-next is not correct
3. qwen3-vl is broken
4. prefix cache+ ascend scheduler + deepseek v2 lite is broken.

Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: 22dimensions <waitingwind@foxmail.com>
Co-authored-by: shen-shanshan <467638484@qq.com>

- vLLM version: v0.11.2

---------

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>
Signed-off-by: MengqingCao <cmq0113@163.com>
Signed-off-by: hfadzxy <starmoon_zhang@163.com>
Signed-off-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Signed-off-by: Kurumi5210 <Jaychou1620@Gmail.com>
devpatelio pushed a commit to SumanthRH/vllm that referenced this pull request Nov 29, 2025
Signed-off-by: yewentao256 <zhyanwentao@126.com>
845473182 pushed a commit to 845473182/vllm-ascend that referenced this pull request Nov 29, 2025
Bump vLLM version to v0.11.2

What's broken and changed by vLLM:
1. structured_output is broken by
vllm-project/vllm#26866
2. get_mrope_input_positions is broken by
vllm-project/vllm#28399
3. graph mode is broken by
vllm-project/vllm#25110 we'll upgrade torch to
2.8 to fix the problem later
4. embedding is broken by
vllm-project/vllm#27583
5. `get_attn_backend_cls` and attention backend is broken are broken by
vllm-project/vllm#28534
6. spec decode is broken by
vllm-project/vllm#28771
7. sp feature is broken by
vllm-project/vllm#27126
8. mtp is broken by vllm-project/vllm#27922
9. lora is broken by vllm-project/vllm#21068
10. execute_model is broken by
vllm-project/vllm#26866
11. `VLLM_DISABLE_SHARED_EXPERTS_STREAM` env is broken by
vllm-project/vllm#28159
12. kv cahe is broken by vllm-project/vllm#27753
13. dp is broken by vllm-project/vllm#25110

 
What's broken and changed by ourself:
1. qwen vl is broken by vllm-project/vllm#28455
We'll remove model files in the future to avoid this kind of error
2. Engine core is broken by
vllm-project/vllm#23691 We'll remove the patch
file in the future.
3. Ascend scheduler is broken by
vllm-project/vllm#28733 We'll remove ascend
scheudler later.
4. qwen3-next is broken by
vllm-project/vllm#28083 We'll remove model files
in the future to avoid this kind of error
5. qwen vl is broken by vllm-project/vllm#27764.
We'll remove model files in the future

Known issue:
1. ray doesn't work 
2. the accuracy of qwen3-next is not correct
3. qwen3-vl is broken
4. prefix cache+ ascend scheduler + deepseek v2 lite is broken.

Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: 22dimensions <waitingwind@foxmail.com>
Co-authored-by: shen-shanshan <467638484@qq.com>


- vLLM version: v0.11.2

---------

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>
Signed-off-by: MengqingCao <cmq0113@163.com>
Signed-off-by: hfadzxy <starmoon_zhang@163.com>
Signed-off-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Meihan-chen pushed a commit to Meihan-chen/vllm-ascend that referenced this pull request Dec 5, 2025
Bump vLLM version to v0.11.2

What's broken and changed by vLLM:
1. structured_output is broken by
vllm-project/vllm#26866
2. get_mrope_input_positions is broken by
vllm-project/vllm#28399
3. graph mode is broken by
vllm-project/vllm#25110 we'll upgrade torch to
2.8 to fix the problem later
4. embedding is broken by
vllm-project/vllm#27583
5. `get_attn_backend_cls` and attention backend is broken are broken by
vllm-project/vllm#28534
6. spec decode is broken by
vllm-project/vllm#28771
7. sp feature is broken by
vllm-project/vllm#27126
8. mtp is broken by vllm-project/vllm#27922
9. lora is broken by vllm-project/vllm#21068
10. execute_model is broken by
vllm-project/vllm#26866
11. `VLLM_DISABLE_SHARED_EXPERTS_STREAM` env is broken by
vllm-project/vllm#28159
12. kv cahe is broken by vllm-project/vllm#27753
13. dp is broken by vllm-project/vllm#25110

 
What's broken and changed by ourself:
1. qwen vl is broken by vllm-project/vllm#28455
We'll remove model files in the future to avoid this kind of error
2. Engine core is broken by
vllm-project/vllm#23691 We'll remove the patch
file in the future.
3. Ascend scheduler is broken by
vllm-project/vllm#28733 We'll remove ascend
scheudler later.
4. qwen3-next is broken by
vllm-project/vllm#28083 We'll remove model files
in the future to avoid this kind of error
5. qwen vl is broken by vllm-project/vllm#27764.
We'll remove model files in the future

Known issue:
1. ray doesn't work 
2. the accuracy of qwen3-next is not correct
3. qwen3-vl is broken
4. prefix cache+ ascend scheduler + deepseek v2 lite is broken.

Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: 22dimensions <waitingwind@foxmail.com>
Co-authored-by: shen-shanshan <467638484@qq.com>


- vLLM version: v0.11.2

---------

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>
Signed-off-by: MengqingCao <cmq0113@163.com>
Signed-off-by: hfadzxy <starmoon_zhang@163.com>
Signed-off-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Clorist33 pushed a commit to Clorist33/vllm-ascend that referenced this pull request Dec 9, 2025
Bump vLLM version to v0.11.2

What's broken and changed by vLLM:
1. structured_output is broken by
vllm-project/vllm#26866
2. get_mrope_input_positions is broken by
vllm-project/vllm#28399
3. graph mode is broken by
vllm-project/vllm#25110 we'll upgrade torch to
2.8 to fix the problem later
4. embedding is broken by
vllm-project/vllm#27583
5. `get_attn_backend_cls` and attention backend is broken are broken by
vllm-project/vllm#28534
6. spec decode is broken by
vllm-project/vllm#28771
7. sp feature is broken by
vllm-project/vllm#27126
8. mtp is broken by vllm-project/vllm#27922
9. lora is broken by vllm-project/vllm#21068
10. execute_model is broken by
vllm-project/vllm#26866
11. `VLLM_DISABLE_SHARED_EXPERTS_STREAM` env is broken by
vllm-project/vllm#28159
12. kv cahe is broken by vllm-project/vllm#27753
13. dp is broken by vllm-project/vllm#25110

What's broken and changed by ourself:
1. qwen vl is broken by vllm-project/vllm#28455
We'll remove model files in the future to avoid this kind of error
2. Engine core is broken by
vllm-project/vllm#23691 We'll remove the patch
file in the future.
3. Ascend scheduler is broken by
vllm-project/vllm#28733 We'll remove ascend
scheudler later.
4. qwen3-next is broken by
vllm-project/vllm#28083 We'll remove model files
in the future to avoid this kind of error
5. qwen vl is broken by vllm-project/vllm#27764.
We'll remove model files in the future

Known issue:
1. ray doesn't work
2. the accuracy of qwen3-next is not correct
3. qwen3-vl is broken
4. prefix cache+ ascend scheduler + deepseek v2 lite is broken.

Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: 22dimensions <waitingwind@foxmail.com>
Co-authored-by: shen-shanshan <467638484@qq.com>

- vLLM version: v0.11.2

---------

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>
Signed-off-by: MengqingCao <cmq0113@163.com>
Signed-off-by: hfadzxy <starmoon_zhang@163.com>
Signed-off-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Signed-off-by: tanqingshan (A) <50050625@china.huawei.com>
Clorist33 pushed a commit to Clorist33/vllm-ascend that referenced this pull request Dec 10, 2025
Bump vLLM version to v0.11.2

What's broken and changed by vLLM:
1. structured_output is broken by
vllm-project/vllm#26866
2. get_mrope_input_positions is broken by
vllm-project/vllm#28399
3. graph mode is broken by
vllm-project/vllm#25110 we'll upgrade torch to
2.8 to fix the problem later
4. embedding is broken by
vllm-project/vllm#27583
5. `get_attn_backend_cls` and attention backend is broken are broken by
vllm-project/vllm#28534
6. spec decode is broken by
vllm-project/vllm#28771
7. sp feature is broken by
vllm-project/vllm#27126
8. mtp is broken by vllm-project/vllm#27922
9. lora is broken by vllm-project/vllm#21068
10. execute_model is broken by
vllm-project/vllm#26866
11. `VLLM_DISABLE_SHARED_EXPERTS_STREAM` env is broken by
vllm-project/vllm#28159
12. kv cahe is broken by vllm-project/vllm#27753
13. dp is broken by vllm-project/vllm#25110

 
What's broken and changed by ourself:
1. qwen vl is broken by vllm-project/vllm#28455
We'll remove model files in the future to avoid this kind of error
2. Engine core is broken by
vllm-project/vllm#23691 We'll remove the patch
file in the future.
3. Ascend scheduler is broken by
vllm-project/vllm#28733 We'll remove ascend
scheudler later.
4. qwen3-next is broken by
vllm-project/vllm#28083 We'll remove model files
in the future to avoid this kind of error
5. qwen vl is broken by vllm-project/vllm#27764.
We'll remove model files in the future

Known issue:
1. ray doesn't work 
2. the accuracy of qwen3-next is not correct
3. qwen3-vl is broken
4. prefix cache+ ascend scheduler + deepseek v2 lite is broken.

Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: 22dimensions <waitingwind@foxmail.com>
Co-authored-by: shen-shanshan <467638484@qq.com>


- vLLM version: v0.11.2

---------

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>
Signed-off-by: MengqingCao <cmq0113@163.com>
Signed-off-by: hfadzxy <starmoon_zhang@163.com>
Signed-off-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: MengqingCao <cmq0113@163.com>
Co-authored-by: hfadzxy <starmoon_zhang@163.com>
Co-authored-by: leo-pony <nengjunma@outlook.com>
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