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uMain.pas
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85 lines (63 loc) · 1.68 KB
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unit uMain;
interface
uses PythonEngine;
function PyInit_DemoModule: PPyObject; cdecl;
implementation
Uses
System.Math,
WrapDelphi;
type
TDelphiFunctions = class
public
class function is_prime(const N: Integer): Boolean; static;
end;
var
gEngine : TPythonEngine;
gModule : TPythonModule;
gDelphiWrapper : TPyDelphiWrapper;
DelphiFunctions: TDelphiFunctions;
function PyInit_DemoModule: PPyObject;
var
Py : PPyObject;
begin
try
gEngine := TPythonEngine.Create(nil);
gEngine.AutoFinalize := False;
gEngine.UseLastKnownVersion := False;
// Adapt to the desired python version
gEngine.RegVersion := '3.8';
gEngine.DllName := 'python38.dll';
gModule := TPythonModule.Create(nil);
gModule.Engine := gEngine;
gModule.ModuleName := 'DemoModule';
gDelphiWrapper := TPyDelphiWrapper.Create(nil);
gDelphiWrapper.Engine := gEngine;
gDelphiWrapper.Module := gModule;
gEngine.LoadDll;
Py := gDelphiWrapper.Wrap(DelphiFunctions, TObjectOwnership.soReference);
gModule.SetVar('delphi_funcs', Py);
gEngine.Py_DecRef(Py);
except
end;
Result := gModule.Module;
end;
{ TTestRttiAccess }
{ TDelphiFunctions }
class function TDelphiFunctions.is_prime(const N: Integer): Boolean;
// Naive implementation. It is just a demo...
begin
if (N <= 1) then Exit(False);
var q := Floor(Sqrt(N));
for var I := 2 to q do
if (N mod I = 0) then
Exit(False);
Exit(True);
end;
initialization
DelphiFunctions := TDelphiFunctions.Create;
finalization
DelphiFunctions.Free;
gEngine.Free;
gModule.Free;
gDelphiWrapper.Free;
end.