socket

Author: Messidc

.vscode/settings.json

@@ -1,5 +1,5 @@
 {
-    "python.pythonPath": "/usr/local/bin/python3",
+    "python.pythonPath": "/usr/local/anaconda3/bin/python",
     "python.testing.unittestArgs": [
         "-v",
         "-s",

PILtest.py

@@ -0,0 +1,34 @@
+from PIL import Image, ImageDraw, ImageFont, ImageFilter
+
+import random
+
+# 随机字母:
+def rndChar():
+    return chr(random.randint(65, 90))
+
+# 随机颜色1:
+def rndColor():
+    return (random.randint(64, 255), random.randint(64, 255), random.randint(64, 255))
+
+# 随机颜色2:
+def rndColor2():
+    return (random.randint(32, 127), random.randint(32, 127), random.randint(32, 127))
+
+# 240 x 60:
+width = 60 * 4
+height = 60
+image = Image.new('RGB', (width, height), (255, 255, 255))
+# 创建Font对象:
+font = ImageFont.truetype('Arial.ttf', 36)
+# 创建Draw对象:
+draw = ImageDraw.Draw(image)
+# 填充每个像素:
+for x in range(width):
+    for y in range(height):
+        draw.point((x, y), fill=rndColor())
+# 输出文字:
+for t in range(4):
+    draw.text((60 * t + 10, 10), rndChar(), font=font, fill=rndColor2())
+# 模糊:
+image = image.filter(ImageFilter.BLUR)
+image.save('code.jpg', 'jpeg')

code.jpg

@@ -0,0 +1,23 @@
+import socket
+import threading
+import time
+
+
+s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+# 建立连接:
+s.connect(('127.0.0.1', 19999))
+# 接收欢迎消息:
+print(s.recv(1024).decode('utf-8'))
+for data in [b'Michael', b'Tracy', b'Sarah']:
+    # 发送数据:
+    s.send(data)
+    print('recv:',s.recv(1024).decode('utf-8'))
+q=input('请输入:')
+print(q,'sended')
+while q and q!='exit':
+    s.send(q.encode('utf-8'))
+    print('recv:' , s.recv(1024).decode('utf-8'))
+    q=input('请输入:')
+    print(q,'sended')
+s.send(b'exit')
+s.close()

socketclienttest.py

@@ -0,0 +1,29 @@
+import socket
+import threading
+import time
+
+def tcplink(sock, addr):
+    print('Accept new connection from %s:%s...' % addr)
+    sock.send(b'Welcome!')
+    while True:
+        data = sock.recv(1024)
+        print(data.decode('utf-8'),'from:',addr)
+        time.sleep(1)
+        if not data or data.decode('utf-8') == 'exit':
+            break
+        sock.send(('Hello, %s!' % data.decode('utf-8')).encode('utf-8'))
+    sock.close()
+    print('Connection from %s:%s closed.' % addr)
+
+if __name__ == "__main__":
+    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    s.bind(('127.0.0.1', 19999))
+    s.listen(3)
+    print('Waiting for connection...')
+
+    while True:
+        # 接受一个新连接:
+        sock, addr = s.accept()
+        # 创建新线程来处理TCP连接:
+        t = threading.Thread(target=tcplink, args=(sock, addr))
+        t.start()