update

2025.07.27_programming_with_python_and_c/example_1/a.py

@@ -0,0 +1,9 @@
+from ctypes import cdll
+
+lib = cdll.LoadLibrary("libc.so.6")  # Linux 系统
+# lib = cdll.msvcrt  # Windows 系统
+
+# 调用 C 标准库中的 printf 函数，字符串需要编码为 bytes
+message = b"Hello, ctypes!\n"
+result = lib.printf(message)
+print(result)

2025.07.27_programming_with_python_and_c/example_2/a.py

@@ -0,0 +1,8 @@
+from ctypes import cdll
+
+lib = cdll.LoadLibrary('./example.so')  # Linux 系统
+# lib = cdll.LoadLibrary('./example.dll')  # Windows 系统
+
+# 调用 C 函数
+result = lib.add_two_numbers(3, 5)
+print(result)

2025.07.27_programming_with_python_and_c/example_2/example.c

@@ -0,0 +1,3 @@
+int add_two_numbers(int a, int b) {
+    return a + b;
+}

2025.07.28_programming_with_python_and_cpp/a.py

@@ -0,0 +1,4 @@
+import example
+
+print(example.hello())
+print(example.add(3, 5))

2025.07.28_programming_with_python_and_cpp/example.cpp

@@ -0,0 +1,12 @@
+#include <pybind11/pybind11.h>
+
+int add(int a, int b) {
+    return a + b;
+}
+
+PYBIND11_MODULE(example, m) {
+    m.def("add", &add, "A function that adds two numbers");
+    m.def("hello", []() {
+        return "Hello from C++!";
+    });
+}

2025.07.28_programming_with_python_and_cpp/setup.py

@@ -0,0 +1,14 @@
+from setuptools import setup, Extension
+import pybind11
+
+setup(
+    name='example',
+    ext_modules=[
+        Extension(
+            'example',
+            ['example.cpp'],
+            include_dirs=[pybind11.get_include()],
+            language='c++',
+        ),
+    ],
+)