LeiWang1999 commented on PR #18124:
URL: https://github.com/apache/tvm/pull/18124#issuecomment-3051228600
@vacu9708 My experience differs from yours. I tried uninstalling all Cython
installations from my system, and when I run `mkdir build; cmake ..; make -j`
directly, I encounter:
```
[100%] Linking CXX shared library libtvm.so
[100%] Built target tvm
WARNING:root:git describe: fatal: No names found, cannot describe anything.
, use 0.21.dev0
Traceback (most recent call last):
File
"/weka-hg/prod/deepseek/permanent/wanglei/pr_workspace/rebase_upstream/3rdparty/tvm/python/setup.py",
line 146, in config_cython
from Cython.Build import cythonize
ModuleNotFoundError: No module named 'Cython'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File
"/weka-hg/prod/deepseek/permanent/wanglei/pr_workspace/rebase_upstream/3rdparty/tvm/python/setup.py",
line 266, in <module>
ext_modules=config_cython(),
File
"/weka-hg/prod/deepseek/permanent/wanglei/pr_workspace/rebase_upstream/3rdparty/tvm/python/setup.py",
line 195, in config_cython
raise RuntimeError("Cython is not installed, please pip install cython")
RuntimeError: Cython is not installed, please pip install cython
make[2]: *** [CMakeFiles/tvm_cython.dir/build.make:70:
CMakeFiles/tvm_cython] Error 1
make[1]: *** [CMakeFiles/Makefile2:1291: CMakeFiles/tvm_cython.dir/all]
Error 2
make: *** [Makefile:146: all] Error 2
```
but works after I reinstalled cython via pip
```python
[lei_py39] (lei)
wanglei@wanglei-3969141-0:/weka-hg/prod/deepseek/permanent/wanglei/pr_workspace/rebase_upstream/3rdparty/tvm/build$
pip install cython
Looking in indexes: http://mirrors.aliyun.com/pypi/simple/
Collecting cython
Downloading
http://mirrors.aliyun.com/pypi/packages/18/90/7dc13bd8621b25caa57d6047938ac5e324c763828fccfe956c2a38b22f90/cython-3.1.2-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl
(3.3 MB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 3.3/3.3 MB 20.8 MB/s eta
0:00:00
Installing collected packages: cython
Successfully installed cython-3.1.2
[lei_py39] (lei)
wanglei@wanglei-3969141-0:/weka-hg/prod/deepseek/permanent/wanglei/pr_workspace/rebase_upstream/3rdparty/tvm/build$
make -j
[ 2%] Built target project_libbacktrace
[ 2%] Built target tvm_libinfo_objs
[ 3%] Built target tvm_ffi_objs
[ 12%] Built target tvm_runtime_objs
[ 13%] Built target tvm_ffi_static
[ 13%] Built target tvm_ffi_shared
[ 13%] Built target tvm_runtime
[100%] Built target tvm_objs
[100%] Built target tvm
WARNING:root:git describe: fatal: No names found, cannot describe anything.
, use 0.21.dev0
Compiling tvm/ffi/cython/core.pyx because it changed.
[1/1] Cythonizing tvm/ffi/cython/core.pyx
INFO:root:running build_ext
INFO:root:building 'tvm.ffi.core' extension
INFO:root:g++ -pthread -B
/hf_shared/hfai_envs/wanglei/lei_py39_0/compiler_compat -Wno-unused-result
-Wsign-compare -DNDEBUG -O2 -Wall -fPIC -O2 -isystem
/hf_shared/hfai_envs/wanglei/lei_py39_0/include
-I/hf_shared/hfai_envs/wanglei/lei_py39_0/include -fPIC -O2 -isystem
/hf_shared/hfai_envs/wanglei/lei_py39_0/include -fPIC -I../ffi/include/
-I../ffi/3rdparty/dlpack/include
-I/hf_shared/hfai_envs/wanglei/lei_py39_0/include/python3.9 -c
tvm/ffi/cython/core.cpp -o
build/temp.linux-x86_64-cpython-39/tvm/ffi/cython/core.o -std=c++17
-DDMLC_USE_LOGGING_LIBRARY=<tvm/runtime/logging.h>
INFO:root:g++ -pthread -B
/hf_shared/hfai_envs/wanglei/lei_py39_0/compiler_compat -Wno-unused-result
-Wsign-compare -DNDEBUG -O2 -Wall -fPIC -O2 -isystem
/hf_shared/hfai_envs/wanglei/lei_py39_0/include
-I/hf_shared/hfai_envs/wanglei/lei_py39_0/include -fPIC -O2 -isystem
/hf_shared/hfai_envs/wanglei/lei_py39_0/include -pthread -B
/hf_shared/hfai_envs/wanglei/lei_py39_0/compiler_compat -shared
build/temp.linux-x86_64-cpython-39/tvm/ffi/cython/core.o -o
build/lib.linux-x86_64-cpython-39/tvm/ffi/core.cpython-39-x86_64-linux-gnu.so
INFO:root:copying
build/lib.linux-x86_64-cpython-39/tvm/ffi/core.cpython-39-x86_64-linux-gnu.so
-> tvm/ffi
[100%] Built target tvm_cython
```
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