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Python4Delphi

Python for Delphi (P4D) is a set of free components that wrap the Python DLL into Delphi and Lazarus (FPC). They let you easily execute Python scripts, create new Python modules and expose your Delphi objects to Python. You can create Python extensions as DLLs and much more.

https://github.com/pyscripter/python4delphi

240 topics in this forum

  1. if i changed the P4D DLLPath how to reload DLLs ?

    By tomye,
    • 12 replies
    • 3146 views

  2. import generates divide by 0 error

    By DougK,
    • 2 replies
    • 1701 views

  3. import matplotlib error

    By pcplayer99,
    • 1 reply
    • 961 views

  4. Import Requests

    By Joao,
    • 1 reply
    • 2010 views

  5. InputQuery texts

    By marcocir,
    • 6 replies
    • 3015 views

  6. installing/Executing Python4Delphi App on MacOs (Lazarus) (could not map symbol "Py_DebugFlag")

    By matrix1233,
    • 12 replies
    • 3367 views

  7. Is there a way to run .pyc files?

    By softtouch,
    • 1 reply
    • 580 views

  8. Issues running Demo Projects on D10.4.2 / Python 3.9.2

    By BastiFantasti,
    • 5 replies
    • 2248 views

  9. Jupyter Notebook with P4D

    By FranzB,
    • 1 reply
    • 2353 views

  10. Lambdas

    By KoRiF,
    • 4 replies
    • 1708 views

  11. Lazarus/FPC support

    By acaland,
    • 7 replies
    • 2735 views

  12. License Questions -

    By marcovaldo,
    • 2 replies
    • 1585 views

  13. Load a Python module and call its functions within Delphi code without ExecString

    By araujoarthur,
    • 3 replies
    • 1471 views

  14. mainmodule.<functionname> dynamically?

    By softtouch,
    • 11 replies
    • 1199 views

  15. MainModule.varname is cached?

    By softtouch,
    • 4 replies
    • 484 views

  16. Marshalling COM Objects

    By PierreC,
    • 7 replies
    • 2343 views

  17. Memory exception fault when using PyArg_ParseTuple(y*) with buffer pointer

    By dnbif72,   
    • 5 replies
    • 1696 views

  18. Memory Leak creating Engine at runtime?

    By AndreasSt,
    • 2 replies
    • 761 views

  19. Memory leak when freeing initialized PythonDelphiVar

    By J. Robroeks,
    • 1 reply
    • 2131 views

  20. Memory leak with PyBytes_AsStringAndSize

    By FGAIL87,
    • 2 replies
    • 1544 views

  21. Modify bitmap of FMX Image object

    By shineworld,   
    • 7 replies
    • 2468 views

  22. Module "sentence_transformers" import in P4D not possible

    By JGMS,   
    • 8 replies
    • 1507 views

  23. module.Events.onExecute or pythoninputoutput.onSendUniData?

    By softtouch,
    • 1 reply
    • 706 views

  24. Multi Istance problem

    By canaglia,
    • 1 reply
    • 1139 views

  25. Multiple Instances of Python Engine

    By psla314,
    • 9 replies
    • 4365 views
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