Changes between Version 1 and Version 2 of shunfa/2009/1029

Timestamp:

Oct 30, 2009, 9:52:25 AM (15 years ago)

Author:

shunfa

Comment:

--

shunfa/2009/1029

@@ -1 +1 @@
 = Python Note =
 
-== class ==
+== Object and Class ==
 
 === constructor ===
+
+'''物件建立時，物件本身所執行的函式'''
 
 example:
@@ -13 +15 @@
 }}}
 
-result:
+result: >>> myClass
 {{{
 #!text
->>> myClass
 <class __main__.myClass at 0x011ED690>
 }}}
@@ -23 +24 @@
 === 內建屬性 ===
  * classname.!__dict!__: 類別內的屬性以辭典集物件方式儲存
+example:
+{{{ 
+#!python
+class myClass:
+ "A simple example class"
+ a=123
+}}}
+  
+result: >>> myClass.!__dict!__
+{{{
+#!text
+{'a': 123, '__module__': '__main__', '__doc__': 'A simple example class'}
+}}}
+   
+ * class.!__doc!__ !: __doc!__屬性傳回此類別的文件字串
+ * class.!__name!__ !: __name!__屬性傳回此類別的名稱
+ * class.!__module!__ !: __module!__屬性傳包含回此類別的文件字串
+ * class.!__bases!__: !__bases!__屬性是一個tuple物件，傳回此類別的基底類別名稱
+example:
+{{{
+!#python
+class myClass:
+    "A simple example class"
+    a=123
+}}}
+
+result: >>> myClass.!__bases!__
+{{{
+#!text
+()
+}}}
+
+{{{
+#!python
+class myClass:
+    "A simple example class"
+    a=123
+
+
+class a(myClass):
+    "A Derived Class"
+    b=321
+}}}
+
+result: >>> a.!__bases!__
+{{{
+#!text
+(<class __main__.myClass at 0x011ED6C0>,)
+}}}