83 lines
2.4 KiB
Lua
Executable File
83 lines
2.4 KiB
Lua
Executable File
#!/usr/bin/env luajit
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package.path = (arg[0]:match("@?(.*/)") or arg[0]:match("@?(.*\\)")) .. "lib" .. package.config:sub(1, 1) .. "?.lua;" .. package.path
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local utility = require "utility"
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local text_processing = utility.require("text_processing")
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local timing = utility.require("timing")
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local json = utility.require("dkjson")
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-- local embedding_model = "nomic-embed-text"
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-- local maximum_file_size = 2048
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local embedding_model = "qwen3-embedding:0.6b"
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local maximum_file_size = 32768
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local NOTEBOOK_PATH = "PRIVATE_DATA/notebook"
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local blacklist = utility.enumerate{ ".git", } -- accelerate processing by ignoring .git directory
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local extension_whitelist = utility.enumerate{ "md", }
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local function leftpad(text, length)
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return string.rep("0", length - #(tostring(text))) .. text
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end
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local file_list = {}
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local embeddings = {}
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timing.mark("Assembling file list.")
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utility.tree(NOTEBOOK_PATH, {
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blacklist = blacklist,
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extension_whitelist = extension_whitelist,
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}, function(file_name)
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file_list[#file_list + 1] = file_name
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end)
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timing.mark("Generating embeddings.")
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for i = 1, #file_list do
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local function _run()
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local file_name = file_list[i]
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-- stripping YAML frontmatter before generating embeddings
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local file_contents = utility.read_file(file_name)
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local tmp_file_contents = text_processing.strip_frontmatter(file_contents)
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if #tmp_file_contents == 0 then
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print(file_name .. "\n is empty and will be skipped.")
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return
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end
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if #tmp_file_contents > maximum_file_size then
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print(file_name .. "\n is too long. Only the first " .. maximum_file_size .. " bytes will be scanned.")
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tmp_file_contents = tmp_file_contents:sub(1, maximum_file_size)
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end
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local output = utility.llm_prompt(tmp_file_contents, embedding_model)
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if #output == 0 then
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print("Warning: " .. file_name .. " did not have embeddings generated.")
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return
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end
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output = setmetatable({ vector = output }, {
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__tojson = function(self, state)
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return self.vector
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end
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})
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embeddings[file_name] = { vector = output }
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print("Finished " .. leftpad(i, #tostring(#file_list)) .. "/" .. #file_list .. " (" .. leftpad(math.floor(i / #file_list * 100), 3) .. "%)")
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end
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_run()
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end
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timing.mark("Outputting embeddings in JSON.")
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utility.save_data(embeddings, "PRIVATE_DATA/embeddings.json")
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timing.mark("Finished.")
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print("")
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timing.display()
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