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Lua

OpenAI (ChatGPT) Upload File

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Demonstrate how to upload a file to a OpenAI user's organization.

Chilkat Lua Downloads

Lua
local chilkat = require("chilkat")

-- This example assumes the Chilkat API to have been previously unlocked.
-- See Global Unlock Sample for sample code.

local http = chilkat.Http.new()

-- Implements the following CURL command:

-- curl https://api.openai.com/v1/files \
--   -H "Authorization: Bearer $OPENAI_API_KEY" \
--   -F purpose="fine-tune" \
--   -F file="@mydata.jsonl"

-- Use the following online tool to generate HTTP code from a CURL command
-- Convert a cURL Command to HTTP Source Code

local req = chilkat.HttpRequest.new()
req.http_verb = "POST"
req.path = "/v1/files"
req.content_type = "multipart/form-data"
req:add_param("purpose", "fine-tune")

-- myData.json contains the following:
-- { "prompt": "aa", "completion": "bb" }
-- { "prompt": "cc", "completion": "dd" }
local success = req:add_file_for_upload2("file", "qa_data/json/mydata.jsonl", "application/octet-stream")

-- This is NOT a real key.  Change the "sk-vi...." to your own key.
req:add_header("Authorization", "Bearer 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")
req:add_header("Expect", "100-continue")

local resp = chilkat.HttpResponse.new()
success = http:http_sreq("api.openai.com", 443, true, req, resp)
if not success then
    print(http.last_error_text)
    return
end

local sbResponseBody = chilkat.StringBuilder.new()
resp:get_body_sb(sbResponseBody)

local jResp = chilkat.JsonObject.new()
jResp:load_sb(sbResponseBody)
jResp.emit_compact = false

print("Response Body:")
print(jResp:emit())

local respStatusCode = resp.status_code
print("Response Status Code = " .. respStatusCode)
if respStatusCode >= 400 then
    print("Response Header:")
    print(resp.header)
    print("Failed.")
    return
end

-- Sample JSON response:
-- (Sample code for parsing the JSON response is shown below)

-- {
--   "id": "file-XjGxS3KTG0uNmNOK362iJua3",
--   "object": "file",
--   "bytes": 140,
--   "created_at": 1613779121,
--   "filename": "mydata.jsonl",
--   "purpose": "fine-tune"
-- }

-- Sample code for parsing the JSON response...
-- Use the following online tool to generate parsing code from sample JSON:
-- Generate Parsing Code from JSON

local id = jResp:string_of("id")
local v_object = jResp:string_of("object")
local v_bytes = jResp:int_of("bytes")
local created_at = jResp:int_of("created_at")
local filename = jResp:string_of("filename")
local purpose = jResp:string_of("purpose")