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This repository was archived by the owner on Nov 7, 2026. It is now read-only.
[Python 3.13] ModuleNotFoundError: No module named 'imghdr' #24
Description
Steps to reproduce:
-
Install pyenv Python package manager
-
Install python 3.13.3
pyenv install 3.13.3
- Make python 3.13.3. global
pyenv global 3.13.3
- Install mitmproxy version 9.0.0
pipx install mitmproxy==9.0.0
- install websockets
pipx install websockets
- Run mitmproxy from terminal
mitmproxy or mitmproxy --version
Actual Result:
Traceback (most recent call last):
File "/Users/john.doe/.local/bin/mitmproxy", line 8, in <module>
sys.exit(mitmproxy())
~~~~~~~~~^^
File "/Users/john.doe/.local/pipx/venvs/mitmproxy/lib/python3.13/site-packages/mitmproxy/tools/main.py", line 124, in mitmproxy
from mitmproxy.tools import console
File "/Users/john.doe/.local/pipx/venvs/mitmproxy/lib/python3.13/site-packages/mitmproxy/tools/console/__init__.py", line 1, in <module>
from mitmproxy.tools.console import master
File "/Users/john.doe/.local/pipx/venvs/mitmproxy/lib/python3.13/site-packages/mitmproxy/tools/console/master.py", line 27, in <module>
from mitmproxy.tools.console import consoleaddons
File "/Users/john.doe/.local/pipx/venvs/mitmproxy/lib/python3.13/site-packages/mitmproxy/tools/console/consoleaddons.py", line 7, in <module>
from mitmproxy import contentviews
File "/Users/john.doe/.local/pipx/venvs/mitmproxy/lib/python3.13/site-packages/mitmproxy/contentviews/__init__.py", line 21, in <module>
from . import (
...<17 lines>...
)
File "/Users/john.doe/.local/pipx/venvs/mitmproxy/lib/python3.13/site-packages/mitmproxy/contentviews/image/__init__.py", line 1, in <module>
from .view import ViewImage
File "/Users/john.doe/.local/pipx/venvs/mitmproxy/lib/python3.13/site-packages/mitmproxy/contentviews/image/view.py", line 1, in <module>
import imghdr
ModuleNotFoundError: No module named 'imghdr'Expected Result:
mitmproxy should start as usual in interactive mode from terminal and starts capturing the network traffic if proxy is set correctly, or it should display the version as it displays when downgraded python to 3.11.8
Mitmproxy: 9.0.1
Python: 3.11.8
OpenSSL: OpenSSL 3.0.7 1 Nov 2022
Platform: macOS-15.4-arm64-arm-64bitMore Information
It seems that this modeule has been marked deprecated and removed from the latest python
https://peps.python.org/pep-0594/#imghdr
Test Environment
Mac Silicon chip
macOS Sequoia 15.4
websockets 15.0.1
Activity