new file: python_base/2_2.py

xxg1413 · xxg1413 · commit 92509718d945 · 2012-11-14T20:09:12.000+08:00
new file:   python_base/2_3.py
	new file:   python_base/2_4.py
diff --git a/python_base/2_2.py b/python_base/2_2.py
@@ -0,0 +1,13 @@
+#��URL���зָ�
+# XXG 2012-10-23
+
+url=raw_input("input the url:")
+if(url[0:4] == 'http'):
+    domain=url[11:-4]
+elif(url[0:3] == 'www'):
+    domain=url[4:-4]
+
+print "Domain name :" + domain
+
+#˼���� �磺http://www.xxxx.edu.cn
+#         https://xxx.cn /com.cn ��ô���� split('.')
diff --git a/python_base/2_3.py b/python_base/2_3.py
@@ -0,0 +1,16 @@
+#����ȷ�Ŀ����ھ��еĺ����ڴ�ӡһ������
+
+sentence = raw_input("Sentence:")
+
+screen_width = 80
+text_width = len(sentence)
+box_width = text_width 
+left_margin = (screen_width - box_width) // 2
+
+
+print 
+print ' '*left_margin + '+' + '-' *  box_width      + '+'
+print ' '*left_margin + '|' + ' ' *  text_width     + '|'
+print ' '*left_margin + '|' +        sentence       + '|'
+print ' '*left_margin + '|' + ' ' *  text_width     + '|'
+print ' '*left_margin + '+' + '-' *  box_width      + '+'
diff --git a/python_base/2_4.py b/python_base/2_4.py
@@ -0,0 +1,16 @@
+#��֤�û�����PIN��
+
+database = [
+		['hello','1'],
+		['world','2'],
+		['!','3']
+	  ]
+
+username = raw_input("input the user name:")
+pin      = raw_input("input tne user pin:")
+
+if [username,pin] in database:
+	print "Access greanted"
+else:
+        print "Error pin code or username"
+
