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+VIRTUAL_ENV_DISABLE_PROMPT='1'

+

+__prompt_venv_rel()

+{

+  __prompt_venv_rel_dir="$PWD"

+  __prompt_venv_rel_up=''

+  while [ "${1#$__prompt_venv_rel_dir/}" = "$1" ]

+  do

+    __prompt_venv_rel_dir="${__prompt_venv_rel_dir%/*}"

+    __prompt_venv_rel_up="../$__prompt_venv_rel_up"

+  done

+  printf '%s' "$__prompt_venv_rel_up${1#$__prompt_venv_rel_dir/}"

+}

+

+__prompt_venv()

+{

+  if [ "${VIRTUAL_ENV:-}" ]

+  then

+    printf "$1" "$(__prompt_venv_rel "$VIRTUAL_ENV")"

+  fi

+}

+

+# Ask to activate the first virtual environment found, searching from the

+# current directory up to `$HOME` or `/`, whichever comes first.

+# https://github.com/python/cpython/blob/master/Lib/venv/scripts/common/activate

+__prompt_venv_activate()

+{

+  if [ "${VIRTUAL_ENV:-}" ]

+  then

+    deactivate

+  fi

+  __prompt_venv_dir="$PWD"

+  while

+    [ "$__prompt_venv_dir" != "$HOME" ] &&

+    [ "$__prompt_venv_dir" != '' ]

+  do

+    for __prompt_venv_activate in \

+      "$__prompt_venv_dir/"*'/bin/activate' \

+      "$__prompt_venv_dir/."*'/bin/activate'

+    do

+      [ -r "$__prompt_venv_activate" ] || continue

+      grep -q 'VIRTUAL_ENV' "$__prompt_venv_activate" || continue

+      __prompt_venv="${__prompt_venv_activate%/*/*}"

+      if [ "$__prompt_venv" != "$__prompt_venv_prev" ]

+      then

+        while true

+        do

+          printf 'Activate %s? [y/N] ' "$(__prompt_venv_rel "$__prompt_venv")"

+          read -r __prompt_venv_reply

+          case "$__prompt_venv_reply" in

+            'y'|'n'|'') break; ;;

+          esac

+        done

+      fi

+      case "$__prompt_venv_reply" in

+        'y') . "$__prompt_venv_activate"; ;;

+      esac

+      __prompt_venv_prev="$__prompt_venv"

+      return 0

+    done

+    __prompt_venv_dir="${__prompt_venv_dir%/*}"

+  done

+}