Pascal (Lazarus/Delphi)

OpenAI (ChatGPT) Retrieve File Content

See more OpenAI ChatGPT Examples

Demonstrate how to retrieve the content of a file from OpenAI. Shows how to download to a file, or instead download to a string in memory. Pascal (Lazarus/Delphi)

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.StringBuilder,
  Chilkat.Http;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  file_id: string;
  url: string;
  sbData: TStringBuilder;

begin
  success := False;

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

  http := THttp.Create;

  //  Adds the "Authorization: Bearer $OPENAI_API_KEY" header.
  //  This is NOT a real key.  Change the "sk-vi...." to your own key.
  http.AuthToken := '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';

  file_id := 'file-1H4vJq0H775gQVrjWY5jpp15';

  //  Download to local file.
  url := 'https://api.openai.com/v1/files/{$file_id}/content';
  http.SetUrlVar('file_id',file_id);

  //  Note: Free accounts are not able to download files.
  //  If using a free account, you'll receive an error response:  "To help mitigate abuse, downloading of fine-tune training files is disabled for free accounts."
  success := http.Download(url,'c:/aaworkarea/mydata.jsonl');
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      WriteLn('Failed');
      Exit;
    end;
  WriteLn('Downloaded OpenAI file to a local file.');

  //  Alternatively, download into a StringBuilder
  sbData := TStringBuilder.Create;
  success := http.DownloadSb(url,sbData,'utf-8');
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      WriteLn('Failed');
      Exit;
    end;

  WriteLn('Downloaded OpenAI file to a StringBuilder');

  WriteLn('file content:');
  WriteLn(sbData.GetAsString());


  http.Free;
  sbData.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.