py文件如何编译成dll文件

gufengxiaoxiao

现有类
class DLMS_Make():
    def str_add(self, str1, str2):
        return int(str1) + int(str2)
如何将其封装成dll文件给c使用呢

gufengxiaoxiao

FishC 发表于 2023-12-19 16:18
要将Python文件编译成DLL文件供C使用，可以使用Python的ctypes模块。以下是一种实现方法：

首先，安装ctyp ...

ctypesgen -o dlms_make.h dlms_make.py的时候报错了，详细报错信息如下
WARNING: No libraries specified
INFO: Status: Preprocessing C:\Users\ADMINI~1\AppData\Local\Temp\tmp8___nytp.h
INFO: Status: gcc -E -U __GNUC__ -dD "-D__extension__=" "-D__const=const" "-D__asm__(x)=" "-D__asm(x)=" "-DCTYPESGEN=1" "C:\Users\ADMINI~1\AppData\Local\Temp\tmp8___nytp.h"
Traceback (most recent call last):
  File "E:\python\PycharmProjects\DLMS\venv\lib\site-packages\ctypesgen\parser\preprocessor.py", line 133, in parse
    ppout = ppout_data.decode("utf-8")
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xc3 in position 9054: invalid continuation byte

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:\Programs\Python\Python39\lib\runpy.py", line 197, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "D:\Programs\Python\Python39\lib\runpy.py", line 87, in _run_code
    exec(code, run_globals)
  File "E:\python\PycharmProjects\DLMS\venv\Scripts\ctypesgen.exe\__main__.py", line 7, in <module>
  File "E:\python\PycharmProjects\DLMS\venv\lib\site-packages\ctypesgen\main.py", line 397, in main
    descriptions = core_parser.parse(options.headers, options)
  File "E:\python\PycharmProjects\DLMS\venv\lib\site-packages\ctypesgen\parser\__init__.py", line 20, in parse
    parser.parse()
  File "E:\python\PycharmProjects\DLMS\venv\lib\site-packages\ctypesgen\parser\datacollectingparser.py", line 79, in parse
    super(DataCollectingParser, self).parse(fname, self.options.debug_level)
  File "E:\python\PycharmProjects\DLMS\venv\lib\site-packages\ctypesgen\parser\cparser.py", line 119, in parse
    self.preprocessor_parser.parse(filename)
  File "E:\python\PycharmProjects\DLMS\venv\lib\site-packages\ctypesgen\parser\preprocessor.py", line 138, in parse
    raise UnicodeError
UnicodeError