$ python3.9 -m venv venv $ source venv/bin/activate $ pip install markdown Collecting markdown Using cached Markdown-3.4-py3-none-any.whl (93 kB) Collecting importlib-metadata>=4.4; python_version < "3.10" Using cached importlib_metadata-4.12.0-py3-none-any.whl (21 kB) Collecting zipp>=0.5 Using cached zipp-3.8.1-py3-none-any.whl (5.6 kB) Installing collected packages: zipp, importlib-metadata, markdown Successfully installed importlib-metadata-4.12.0 markdown-3.4 zipp-3.8.1 WARNING: You are using pip version 20.2.3; however, version 22.1.2 is available. You should consider upgrading via the '/Users/mike/tmp/resume.md/venv/bin/python3.9 -m pip install --upgrade pip' command. $ python Python 3.9.4 (default, Apr 16 2021, 21:18:07) [Clang 12.0.0 (clang-1200.0.32.29)] on darwin Type "help", "copyright", "credits" or "license" for more information. >>> import markdown Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/Users/mike/tmp/resume.md/venv/lib/python3.9/site-packages/markdown/__init__.py", line 22, in <module> from .core import Markdown, markdown, markdownFromFile File "/Users/mike/tmp/resume.md/venv/lib/python3.9/site-packages/markdown/core.py", line 27, in <module> from .preprocessors import build_preprocessors File "/Users/mike/tmp/resume.md/venv/lib/python3.9/site-packages/markdown/preprocessors.py", line 29, in <module> from .htmlparser import HTMLExtractor File "/Users/mike/tmp/resume.md/venv/lib/python3.9/site-packages/markdown/htmlparser.py", line 29, in <module> spec = importlib.util.find_spec('html.parser') AttributeError: module 'importlib' has no attribute 'util' >>> 

$ python3.10 -m venv 3.10 $ source 3.10/bin/activate $ pip install markdown Collecting markdown Using cached Markdown-3.4-py3-none-any.whl (93 kB) Installing collected packages: markdown Successfully installed markdown-3.4 WARNING: You are using pip version 22.0.4; however, version 22.1.2 is available. You should consider upgrading via the '/Users/mike/tmp/resume.md/3.10/bin/python3.10 -m pip install --upgrade pip' command. $ python Python 3.10.3 (main, Mar 25 2022, 22:16:41) [Clang 12.0.5 (clang-1205.0.22.9)] on darwin Type "help", "copyright", "credits" or "license" for more information. >>> import markdown Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/Users/mike/tmp/resume.md/3.10/lib/python3.10/site-packages/markdown/__init__.py", line 22, in <module> from .core import Markdown, markdown, markdownFromFile File "/Users/mike/tmp/resume.md/3.10/lib/python3.10/site-packages/markdown/core.py", line 27, in <module> from .preprocessors import build_preprocessors File "/Users/mike/tmp/resume.md/3.10/lib/python3.10/site-packages/markdown/preprocessors.py", line 29, in <module> from .htmlparser import HTMLExtractor File "/Users/mike/tmp/resume.md/3.10/lib/python3.10/site-packages/markdown/htmlparser.py", line 29, in <module> spec = importlib.util.find_spec('html.parser') AttributeError: module 'importlib' has no attribute 'util'