{ inputs }: final: prev: rec { python3 = prev.python3.override { packageOverrides = python-final: python-prev: { eventlet = with python-prev; eventlet.overridePythonAttrs (old: rec { doCheck = false; # Disable tests doInstallCheck = false; # Disable install checks nativeCheckInputs = [ ]; pythonImportsCheck = [ ]; checkPhase = ""; tests = [ ]; disabledTests = [ # AssertionError: Expected single line "pass" in stdout "test_fork_after_monkey_patch" # Tests requires network access "test_getaddrinfo" "test_hosts_no_network" # flaky test, depends on builder performance "test_server_connection_timeout_exception" "test_sendall_timeout" ]; # catchConflicts = false;# Disable dependency conflict checks }); twisted = with python-prev; twisted.overridePythonAttrs (old: rec { doCheck = false; # Disable tests doInstallCheck = false; # Disable install checks checkPhase = ""; }); django = with python-prev; django.overridePythonAttrs (old: rec { doCheck = false; # Disable tests doInstallCheck = false; # Disable install checks checkPhase = ""; }); librosa = with python-prev; librosa.overridePythonAttrs (old: rec { doCheck = false; # Disable tests doInstallCheck = false; # Disable install checks checkPhase = ""; }); }; }; pythonPackages = python3.pkgs; python3Packages = python3.pkgs; }