> On 4 Apr 2023, at 16:28, Jim Schwartz <jsch...@sbcglobal.net> wrote:
>
> Where can I download that cl program? I've used gcc before, but I hear that
> cl can use a setup.py program to run the compile and link and create a
> windows .msi installer. Is that true?
It is part of visual studio C++.
Once you have that installed there are bat files that setup environment in the
terminal.
Then you can use cl, nmake etc
Barry
>
> -----Original Message-----
> From: Eryk Sun <eryk...@gmail.com>
> Sent: Friday, March 31, 2023 12:55 PM
> To: Jim Schwartz <jsch...@sbcglobal.net>
> Cc: python-list@python.org
> Subject: Re: Windows installer from python source code without access to
> source code
>
>> On 3/31/23, Jim Schwartz <jsch...@sbcglobal.net> wrote:
>> I want a windows installer to install my application that's written in
>> python, but I don't want the end user to have access to my source code.
>
> Cython can compile a script to C source code for a module or executable
> (--embed). The source can be compiled and linked normally.
> For example, the following builds a "hello.exe" executable based on a
> "hello.py" script.
>
>> cython -3 --embed hello.py
>> set "PYI=C:\Program Files\Python311\include"
>> set "PYL=C:\Program Files\Python311\libs"
>> cl /I"%PYI%" hello.c /link /libpath:"%PYL%"
>> copy hello.exe embed
>> embed\hello.exe
> Hello, World!
>
> I extracted the complete embeddable distribution of Python 3.11 into the
> "embed" directory. You can reduce the size of the installation, if needed, by
> minimizing the zipped standard library and removing pyd extensions and DLLs
> that your application doesn't use.
>
> The generated "hello.c" is large and not particularly easy to read, but here
> are some snippets [...]:
>
> [...]
> /* Implementation of 'hello' */
> static PyObject *__pyx_builtin_print;
> static const char __pyx_k_main[] = "__main__";
> static const char __pyx_k_name[] = "__name__";
> static const char __pyx_k_test[] = "__test__";
> static const char __pyx_k_print[] = "print";
> static const char __pyx_k_Hello_World[] = "Hello, World!";
> [...]
> /* "hello.py":1
> * print("Hello, World!") # <<<<<<<<<<<<<<
> */
> __pyx_tuple_ = PyTuple_Pack(1, __pyx_kp_u_Hello_World);
> if (unlikely(!__pyx_tuple_)) __PYX_ERR(0, 1, __pyx_L1_error)
> [...]
> /* "hello.py":1
> * print("Hello, World!") # <<<<<<<<<<<<<<
> */
> __pyx_t_1 = __Pyx_PyObject_Call(__pyx_builtin_print, __pyx_tuple_,
> NULL);
> if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 1, __pyx_L1_error)
> [...]
> int wmain(int argc, wchar_t **argv) {
> [...]
> if (argc && argv)
> Py_SetProgramName(argv[0]);
> Py_Initialize();
> if (argc && argv)
> PySys_SetArgv(argc, argv);
> [...]
> m = PyInit_hello();
> [...]
> if (Py_FinalizeEx() < 0)
> return 2;
> [...]
> return 0;
> [...]
>
> --
> https://mail.python.org/mailman/listinfo/python-list
>
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