This file must be used using source bin/activate.fish within a running fish ( http://fishshell.com ) session.

Do not run it directly.

function _bashify_path -d “Converts a fish path to something bash can recognize”
set fishy_path $argv
set bashy_path $fishy_path[1]
for path_part in fishy_path[2..-1] set bashy_path "bashy_path:$path_part”
end
echo $bashy_path
end

function _fishify_path -d “Converts a bash path to something fish can recognize”
echo $argv | tr ‘:’ ‘\n’
end

function deactivate -d ‘Exit virtualenv mode and return to the normal environment.’
# reset old environment variables
if test -n “$_OLD_VIRTUAL_PATH”
# https://github.com/fish-shell/fish-shell/issues/436 altered PATH handling
if test (echo FISH_VERSION | head -c 1) -lt 3 set -gx PATH (_fishify_path "_OLD_VIRTUAL_PATH”)
else
set -gx PATH $_OLD_VIRTUAL_PATH
end
set -e _OLD_VIRTUAL_PATH
end

if test -n "$_OLD_VIRTUAL_PYTHONHOME"
    set -gx PYTHONHOME "$_OLD_VIRTUAL_PYTHONHOME"
    set -e _OLD_VIRTUAL_PYTHONHOME
end

if test -n "$_OLD_FISH_PROMPT_OVERRIDE"
   and functions -q _old_fish_prompt
    # Set an empty local `$fish_function_path` to allow the removal of `fish_prompt` using `functions -e`.
    set -l fish_function_path

    # Erase virtualenv's `fish_prompt` and restore the original.
    functions -e fish_prompt
    functions -c _old_fish_prompt fish_prompt
    functions -e _old_fish_prompt
    set -e _OLD_FISH_PROMPT_OVERRIDE
end

set -e VIRTUAL_ENV
set -e VIRTUAL_ENV_PROMPT

if test "$argv[1]" != 'nondestructive'
    # Self-destruct!
    functions -e pydoc
    functions -e deactivate
    functions -e _bashify_path
    functions -e _fishify_path
end

end

Unset irrelevant variables.

deactivate nondestructive

set -gx VIRTUAL_ENV ‘/home/anri/Cours/2024-2025/3 - troisiemeSemestre/progSynchrone/Projet/cours/inverted-pendulum’

https://github.com/fish-shell/fish-shell/issues/436 altered PATH handling

if test (echo $FISH_VERSION | head -c 1) -lt 3
set -gx _OLD_VIRTUAL_PATH (_bashify_path $PATH)
else
set -gx _OLD_VIRTUAL_PATH PATH end set -gx PATH "VIRTUAL_ENV”’/’bin $PATH

Prompt override provided?

If not, just use the environment name.

if test -n ‘’
set -gx VIRTUAL_ENV_PROMPT ‘’
else
set -gx VIRTUAL_ENV_PROMPT (basename “$VIRTUAL_ENV”)
end

Unset $PYTHONHOME if set.

if set -q PYTHONHOME
set -gx _OLD_VIRTUAL_PYTHONHOME $PYTHONHOME
set -e PYTHONHOME
end

function pydoc
python -m pydoc $argv
end

if test -z “$VIRTUAL_ENV_DISABLE_PROMPT”
# Copy the current fish_prompt function as _old_fish_prompt.
functions -c fish_prompt _old_fish_prompt

function fish_prompt
    # Run the user's prompt first; it might depend on (pipe)status.
    set -l prompt (_old_fish_prompt)

    printf '(%s) ' $VIRTUAL_ENV_PROMPT

    string join -- \n $prompt # handle multi-line prompts
end

set -gx _OLD_FISH_PROMPT_OVERRIDE "$VIRTUAL_ENV"

end