From e5f835f5de55598a65cfd6e0b68551acccdc78d2 Mon Sep 17 00:00:00 2001
From: guanjihuan <guanjihuan@163.com>
Date: Mon, 28 Jul 2025 09:16:46 +0800
Subject: [PATCH] update

---
 .../example_1/a.py                                 |  9 +++++++++
 .../example_2/a.py                                 |  8 ++++++++
 .../example_2/example.c                            |  3 +++
 2025.07.28_programming_with_python_and_cpp/a.py    |  4 ++++
 .../example.cpp                                    | 12 ++++++++++++
 .../setup.py                                       | 14 ++++++++++++++
 6 files changed, 50 insertions(+)
 create mode 100644 2025.07.27_programming_with_python_and_c/example_1/a.py
 create mode 100644 2025.07.27_programming_with_python_and_c/example_2/a.py
 create mode 100644 2025.07.27_programming_with_python_and_c/example_2/example.c
 create mode 100644 2025.07.28_programming_with_python_and_cpp/a.py
 create mode 100644 2025.07.28_programming_with_python_and_cpp/example.cpp
 create mode 100644 2025.07.28_programming_with_python_and_cpp/setup.py

diff --git a/2025.07.27_programming_with_python_and_c/example_1/a.py b/2025.07.27_programming_with_python_and_c/example_1/a.py
new file mode 100644
index 0000000..eac6cdf
--- /dev/null
+++ b/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)
\ No newline at end of file
diff --git a/2025.07.27_programming_with_python_and_c/example_2/a.py b/2025.07.27_programming_with_python_and_c/example_2/a.py
new file mode 100644
index 0000000..54b43bf
--- /dev/null
+++ b/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)
\ No newline at end of file
diff --git a/2025.07.27_programming_with_python_and_c/example_2/example.c b/2025.07.27_programming_with_python_and_c/example_2/example.c
new file mode 100644
index 0000000..36b5c06
--- /dev/null
+++ b/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;
+}
\ No newline at end of file
diff --git a/2025.07.28_programming_with_python_and_cpp/a.py b/2025.07.28_programming_with_python_and_cpp/a.py
new file mode 100644
index 0000000..7c2ad52
--- /dev/null
+++ 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))
\ No newline at end of file
diff --git a/2025.07.28_programming_with_python_and_cpp/example.cpp b/2025.07.28_programming_with_python_and_cpp/example.cpp
new file mode 100644
index 0000000..156ce35
--- /dev/null
+++ b/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++!";
+    });
+}
\ No newline at end of file
diff --git a/2025.07.28_programming_with_python_and_cpp/setup.py b/2025.07.28_programming_with_python_and_cpp/setup.py
new file mode 100644
index 0000000..729bfbe
--- /dev/null
+++ b/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++',
+        ),
+    ],
+)
\ No newline at end of file