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authorGeoff Liu <cangming.liu@gmail.com>2014-11-05 13:05:47 -0700
committerGeoff Liu <cangming.liu@gmail.com>2014-11-05 13:05:47 -0700
commitcd4c3a4ad8de2668ed6caad2df40dc470a80a4a0 (patch)
treeafd3b956e32bc75326a31148f316adb5dee68fb6
parent191a0c705010634fd2b091bce5653da72bbfcf4a (diff)
Done with Chinese, mostly
-rw-r--r--zh-cn/python3-cn.html.markdown33
1 files changed, 15 insertions, 18 deletions
diff --git a/zh-cn/python3-cn.html.markdown b/zh-cn/python3-cn.html.markdown
index 1f294ebb..4059c876 100644
--- a/zh-cn/python3-cn.html.markdown
+++ b/zh-cn/python3-cn.html.markdown
@@ -123,8 +123,7 @@ False or True #=> True
# None是一个对象
None # => None
-# Don't use the equality "==" symbol to compare objects to None
-# Use "is" instead. This checks for equality of object identity.
+# 当与None进行比较时不要用 ==,要用is。is是用来比较两个变量是否指向同一个对象。
"etc" is None # => False
None is None # => True
@@ -482,52 +481,50 @@ filter(lambda x: x > 5, [3, 4, 5, 6, 7]) # => [6, 7]
####################################################
-# We subclass from object to get a class.
+# 定义一个继承object的类
class Human(object):
- # A class attribute. It is shared by all instances of this class
+ # 类属性,被所有此类的实例共用。
species = "H. sapiens"
- # Basic initializer, this is called when this class is instantiated.
- # Note that the double leading and trailing underscores denote objects
- # or attributes that are used by python but that live in user-controlled
- # namespaces. You should not invent such names on your own.
+ # 构造方法,当实例被初始化时被调用。注意名字前后的双下划线,这是表明这个属
+ # 性或方法对Python有特殊意义,但是允许用户自行定义。你自己取名时不应该用这
+ # 种格式。
def __init__(self, name):
# Assign the argument to the instance's name attribute
self.name = name
- # An instance method. All methods take "self" as the first argument
+ # 实例方法,第一个参数总是self,就是这个实例对象
def say(self, msg):
return "{name}: {message}".format(name=self.name, message=msg)
- # A class method is shared among all instances
- # They are called with the calling class as the first argument
+ # 类方法,被所有此类的实例共用。第一个参数是这个类对象。
@classmethod
def get_species(cls):
return cls.species
- # A static method is called without a class or instance reference
+ # 静态方法。调用时没有实例或类的绑定。
@staticmethod
def grunt():
return "*grunt*"
-# Instantiate a class
+# 构造一个实例
i = Human(name="Ian")
-print(i.say("hi")) # prints out "Ian: hi"
+print(i.say("hi")) # 印出 "Ian: hi"
j = Human("Joel")
-print(j.say("hello")) # prints out "Joel: hello"
+print(j.say("hello")) # 印出 "Joel: hello"
-# Call our class method
+# 调用一个类方法
i.get_species() # => "H. sapiens"
-# Change the shared attribute
+# 改一个共用的类属性
Human.species = "H. neanderthalensis"
i.get_species() # => "H. neanderthalensis"
j.get_species() # => "H. neanderthalensis"
-# Call the static method
+# 调用静态方法
Human.grunt() # => "*grunt*"