(Ruby) OpenAI (ChatGTP) Upload JSON String

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Demonstrate how to upload a file (from a JSON string) to a OpenAI user's organization.

For more information, see https://platform.openai.com/docs/api-reference/files/upload

Chilkat Ruby Downloads install from rubygems.org gem install chilkat or download... Ruby Library for Windows, MacOS, Linux, Alpine Linux

require 'chilkat'

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

http = Chilkat::CkHttp.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

req = Chilkat::CkHttpRequest.new()
req.put_HttpVerb("POST")
req.put_Path("/v1/files")
req.put_ContentType("multipart/form-data")
req.AddParam("purpose","fine-tune")

# { "prompt": "aa", "completion": "bb" }
# { "prompt": "cc", "completion": "dd" }
sbJsonData = Chilkat::CkStringBuilder.new()
sbJsonData.AppendLine("{ \"prompt\": \"aa\", \"completion\": \"bb\" }",true)
sbJsonData.AppendLine("{ \"prompt\": \"cc\", \"completion\": \"dd\" }",true)
success = req.AddStringForUpload2("file","mydata2.jsonl",sbJsonData.getAsString(),"utf-8","application/octet-stream")

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

# resp is a CkHttpResponse
resp = http.SynchronousRequest("api.openai.com",443,true,req)
if (http.get_LastMethodSuccess() == false)
    print http.lastErrorText() + "\n";
    exit
end

sbResponseBody = Chilkat::CkStringBuilder.new()
resp.GetBodySb(sbResponseBody)

jResp = Chilkat::CkJsonObject.new()
jResp.LoadSb(sbResponseBody)
jResp.put_EmitCompact(false)

print "Response Body:" + "\n";
print jResp.emit() + "\n";

respStatusCode = resp.get_StatusCode()
print "Response Status Code = " + respStatusCode.to_s() + "\n";
if (respStatusCode >= 400)
    print "Response Header:" + "\n";
    print resp.header() + "\n";
    print "Failed." + "\n";

    exit
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": "mydata2.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

id = jResp.stringOf("id")
v_object = jResp.stringOf("object")
v_bytes = jResp.IntOf("bytes")
created_at = jResp.IntOf("created_at")
filename = jResp.stringOf("filename")
purpose = jResp.stringOf("purpose")