venv/bin/activate.fish

   1 # This file must be used with "source <venv>/bin/activate.fish" *from fish*
   2 # (https://fishshell.com/); you cannot run it directly.
   3
   4 function deactivate  -d "Exit virtual environment and return to normal shell environment"
   5     # reset old environment variables
   6     if test -n "$_OLD_VIRTUAL_PATH"
   7         set -gx PATH $_OLD_VIRTUAL_PATH
   8         set -e _OLD_VIRTUAL_PATH
   9     end
  10     if test -n "$_OLD_VIRTUAL_PYTHONHOME"
  11         set -gx PYTHONHOME $_OLD_VIRTUAL_PYTHONHOME
  12         set -e _OLD_VIRTUAL_PYTHONHOME
  13     end
  14
  15     if test -n "$_OLD_FISH_PROMPT_OVERRIDE"
  16         set -e _OLD_FISH_PROMPT_OVERRIDE
  17         # prevents error when using nested fish instances (Issue #93858)
  18         if functions -q _old_fish_prompt
  19             functions -e fish_prompt
  20             functions -c _old_fish_prompt fish_prompt
  21             functions -e _old_fish_prompt
  22         end
  23     end
  24
  25     set -e VIRTUAL_ENV
  26     set -e VIRTUAL_ENV_PROMPT
  27     if test "$argv[1]" != "nondestructive"
  28         # Self-destruct!
  29         functions -e deactivate
  30     end
  31 end
  32
  33 # Unset irrelevant variables.
  34 deactivate nondestructive
  35
  36 set -gx VIRTUAL_ENV "/home/jrunyon/dlqueue/venv"
  37
  38 set -gx _OLD_VIRTUAL_PATH $PATH
  39 set -gx PATH "$VIRTUAL_ENV/bin" $PATH
  40
  41 # Unset PYTHONHOME if set.
  42 if set -q PYTHONHOME
  43     set -gx _OLD_VIRTUAL_PYTHONHOME $PYTHONHOME
  44     set -e PYTHONHOME
  45 end
  46
  47 if test -z "$VIRTUAL_ENV_DISABLE_PROMPT"
  48     # fish uses a function instead of an env var to generate the prompt.
  49
  50     # Save the current fish_prompt function as the function _old_fish_prompt.
  51     functions -c fish_prompt _old_fish_prompt
  52
  53     # With the original prompt function renamed, we can override with our own.
  54     function fish_prompt
  55         # Save the return status of the last command.
  56         set -l old_status $status
  57
  58         # Output the venv prompt; color taken from the blue of the Python logo.
  59         printf "%s%s%s" (set_color 4B8BBE) "(venv) " (set_color normal)
  60
  61         # Restore the return status of the previous command.
  62         echo "exit $old_status" | .
  63         # Output the original/"old" prompt.
  64         _old_fish_prompt
  65     end
  66
  67     set -gx _OLD_FISH_PROMPT_OVERRIDE "$VIRTUAL_ENV"
  68     set -gx VIRTUAL_ENV_PROMPT "(venv) "
  69 end