mirror of
https://github.com/KoboldAI/KoboldAI-Client.git
synced 2024-12-12 00:35:41 +01:00
e67c058f2f
Originally it is worded the opposite of what the default settings are, this commit remedy's this.
109 lines
3.2 KiB
Lua
109 lines
3.2 KiB
Lua
-- You bias
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-- Makes the word "You" less (or more) common in character references
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-- , optionally also between double quotes.
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-- Only works with models with a tokenizer based on GPT-2, such as GPT-2,
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-- GPT-Neo and GPT-J.
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-- This file is part of KoboldAI.
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--
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-- KoboldAI is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU Affero General Public License as published by
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-- the Free Software Foundation, either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU Affero General Public License for more details.
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--
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-- You should have received a copy of the GNU Affero General Public License
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-- along with this program. If not, see <https://www.gnu.org/licenses/>.
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kobold = require("bridge")() -- This line is optional and is only for EmmyLua type annotations
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local userscript = {} ---@class KoboldUserScript
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local example_config = [[;-- You bias
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;--
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return {
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bias = -7.0, -- Negative numbers make it less likely, positive numbers more, and -math.huge impossible
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only_if_outside_double_quotes = true,
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}
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]]
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-- If config file is empty, write example config
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local f = kobold.get_config_file()
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f:seek("set")
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if f:read(1) == nil then
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f:write(example_config)
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end
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f:seek("set")
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example_config = nil
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-- Read config
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local cfg, err = load(f:read("a"))
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f:close()
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if err ~= nil then
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error(err)
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end
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cfg = cfg()
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if type(cfg.bias) ~= "number" then
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error("`bias` must be a number")
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elseif cfg.bias ~= cfg.bias or cfg.bias == math.huge then
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error("`bias` can't be `nan` or `math.huge`")
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end
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---@type table<integer, integer>
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local you_tokens <const> = {345, 921, 1639, 5832, 7013, 36981}
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local genmod_run = false
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function userscript.genmod()
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genmod_run = true
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local context
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if cfg.only_if_outside_double_quotes then
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context = " " .. kobold.worldinfo:compute_context(kobold.submission, {})
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end
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for i, generated_row in ipairs(kobold.generated) do
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local should_bias = true
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if cfg.only_if_outside_double_quotes then
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local str = context .. kobold.decode(generated_row)
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local last_open_quote = 0
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local last_close_quote = 0
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local i = 0
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local j = 0
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while true do
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i, j = str:find('"', j+1)
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if i == nil then
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break
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end
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if str:sub(i-1, i-1) == " " or str:sub(i-1, i-1) == "\n" then
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last_open_quote = j
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else
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last_close_quote = j
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end
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end
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if last_open_quote > last_close_quote then
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should_bias = false
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end
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end
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if should_bias then
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for k, v in ipairs(you_tokens) do
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kobold.logits[i][v+1] = kobold.logits[i][v+1] + cfg.bias
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end
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end
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end
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end
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function userscript.outmod()
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if not genmod_run then
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warn("WARNING: Generation modifier was not executed, so this script has had no effect")
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end
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end
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return userscript
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