Cannot Install libvips (cannot load library 'libvips.so.42)

[huangjin520]

cannot load library 'libvips.so.42

Ubuntu
Virtual environments python 3.10
Install commands：
$ sudo apt install libvips-dev --no-install-recommends
$ pip install pyvips

Traceback (most recent call last):
File "/root/anaconda3/envs/cellseg/lib/python3.10/site-packages/pyvips/init.py", line 30, in
import _libvips
ModuleNotFoundError: No module named '_libvips'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/mnt/Disk1/wengsq/Cell_seg/cell_seg.py", line 4, in
import pyvips
File "/root/anaconda3/envs/cellseg/lib/python3.10/site-packages/pyvips/init.py", line 62, in
vips_lib = ffi.dlopen(library_name('vips', 42))
File "/root/anaconda3/envs/cellseg/lib/python3.10/site-packages/cffi/api.py", line 150, in dlopen
lib, function_cache = _make_ffi_library(self, name, flags)
File "/root/anaconda3/envs/cellseg/lib/python3.10/site-packages/cffi/api.py", line 834, in _make_ffi_library
backendlib = _load_backend_lib(backend, libname, flags)
File "/root/anaconda3/envs/cellseg/lib/python3.10/site-packages/cffi/api.py", line 829, in _load_backend_lib
raise OSError(msg)
OSError: cannot load library 'libvips.so.42': /usr/lib/x86_64-linux-gnu/libp11-kit.so.0: undefined symbol: ffi_type_pointer, version LIBFFI_BASE_7.0. Additionally, ctypes.util.find_library() did not manage to locate a library called 'libvips.so.42'

[jcupitt]

Hello @huangjin520,

You can't use debian packages within conda. I would use the libvips in conda, or use the python from debian, but not both.

In my opinion, conda is not useful on linux platforms, and generally causes many more problems than it solves.

[huangjin520]

Thank you for your guidance！
😊