[TroubleShooting] pyenv 문제 해결

_bz2, _ctypes, readline, _ssl 등 ModuleNotFoundError

pyenv 설치 이후 아래와 같은 문제가 발생하는 경우가 있다. 필요한 라이브러리들이 설치가 안된 경우다.

문제

Downloading Python-3.8.16.tar.xz...
-> https://www.python.org/ftp/python/3.8.16/Python-3.8.16.tar.xz
Installing Python-3.8.16...
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/home/linuxias/.pyenv/versions/3.8.16/lib/python3.8/bz2.py", line 19, in <module>
    from _bz2 import BZ2Compressor, BZ2Decompressor
ModuleNotFoundError: No module named '_bz2'
WARNING: The Python bz2 extension was not compiled. Missing the bzip2 lib?
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/home/linuxias/.pyenv/versions/3.8.16/lib/python3.8/ctypes/__init__.py", line 7, in <module>
    from _ctypes import Union, Structure, Array
ModuleNotFoundError: No module named '_ctypes'
WARNING: The Python ctypes extension was not compiled. Missing the libffi lib?
Traceback (most recent call last):
  File "<string>", line 1, in <module>
ModuleNotFoundError: No module named 'readline'
WARNING: The Python readline extension was not compiled. Missing the GNU readline lib?
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/home/linuxias/.pyenv/versions/3.8.16/lib/python3.8/ssl.py", line 98, in <module>
    import _ssl             # if we can't import it, let the error propagate
ModuleNotFoundError: No module named '_ssl'
ERROR: The Python ssl extension was not compiled. Missing the OpenSSL lib?

 

해결

sudo apt-get install build-essential zlib1g-dev libffi-dev libssl-dev libbz2-dev libreadline-dev libsqlite3-dev liblzma-dev