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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

246 topics in this forum

  1. Howto use P4D Demo29 with PIL and OpenCV

    By JGMS,
    • 6 replies
    • 1474 views

  2. i am ctray now , why the python script can be run on Pycharm but faild running on P4D

    By tomye,
    • 0 replies
    • 1116 views

  3. I get value=none

    By Guest,
    • 10 replies
    • 2863 views

  4. I/O doesn't work

    By Celebr0,
    • 8 replies
    • 1698 views

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

    By tomye,
    • 12 replies
    • 3350 views

  6. import generates divide by 0 error

    By DougK,
    • 2 replies
    • 1803 views

  7. import matplotlib error

    By pcplayer99,
    • 1 reply
    • 1095 views

  8. Import Requests

    By Joao,
    • 1 reply
    • 2133 views

  9. InputQuery texts

    By marcocir,
    • 6 replies
    • 3173 views

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

    By matrix1233,
    • 12 replies
    • 3622 views

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

    By softtouch,
    • 1 reply
    • 768 views

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

    By BastiFantasti,
    • 5 replies
    • 2371 views

  13. Jupyter Notebook with P4D

    By FranzB,
    • 1 reply
    • 2561 views

  14. Lambdas

    By KoRiF,
    • 4 replies
    • 1904 views

  15. Lazarus/FPC support

    By acaland,
    • 7 replies
    • 2925 views

  16. License Questions -

    By marcovaldo,
    • 2 replies
    • 1728 views

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

    By araujoarthur,
    • 3 replies
    • 1761 views

  18. mainmodule.<functionname> dynamically?

    By softtouch,
    • 11 replies
    • 1552 views

  19. MainModule.varname is cached?

    By softtouch,
    • 4 replies
    • 884 views

  20. Marshalling COM Objects

    By PierreC,
    • 7 replies
    • 2555 views

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

    By dnbif72,   
    • 5 replies
    • 1919 views

  22. Memory Leak creating Engine at runtime?

    By AndreasSt,
    • 2 replies
    • 943 views

  23. Memory leak when freeing initialized PythonDelphiVar

    By J. Robroeks,
    • 1 reply
    • 2203 views

  24. Memory leak with PyBytes_AsStringAndSize

    By FGAIL87,
    • 2 replies
    • 1619 views

  25. Modify bitmap of FMX Image object

    By shineworld,   
    • 7 replies
    • 2813 views
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