Tighten up py doc a bit

This commit is contained in:
Louie Dinh 2013-07-01 10:32:42 -07:00
parent 832652a457
commit 83900dc504

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@ -125,7 +125,7 @@ some_var #=> 5
some_other_var # Raises a name error
# if can be used as an expression
"yahoo!" if 1 > 2 else 2 #=> "yahoo!"
"yahoo!" if 3 > 2 else 2 #=> "yahoo!"
# Lists store sequences
li = []
@ -173,8 +173,6 @@ li.extend(other_li) # Now li is [1, 2, 3, 4, 5, 6]
# Examine the length with len
len(li) #=> 6
# Note: lists can contain arbitrary values
li2 = [1, "Hello", [[], "Hi", 5,]]
# Tuples are like lists but are immutable.
tup = (1, 2, 3)
@ -379,8 +377,6 @@ add_10(3) #=> 13
# There are also anonymous functions
(lambda x: x > 2)(3) #=> True
rectangle_area = lambda a, b: a * b
print rectangle_area(3, 4) #=> 12
# There are built-in higher order functions
map(add_10, [1,2,3]) #=> [11, 12, 13]
@ -390,9 +386,6 @@ filter(lambda x: x > 5, [3, 4, 5, 6, 7]) #=> [6, 7]
[add_10(i) for i in [1, 2, 3]] #=> [11, 12, 13]
[x for x in [3, 4, 5, 6, 7] if x > 5] #=> [6, 7]
# You can also use dictionary comprehensions
{i: add_10(i) for i in [1, 2, 3]} #=> {1: 11, 2: 12, 3: 13}
####################################################
## 5. Classes
####################################################
@ -408,8 +401,7 @@ class Human(object):
# Assign the argument to the instance's name attribute
self.name = name
# An instance method. All methods take self as the first argument,
# which refers to the instance of this class
# An instance method. All methods take self as the first argument
def say(self, msg):
return "%s: %s" % (self.name, msg)
@ -480,7 +472,4 @@ Still up for more? Try:
* [Dive Into Python](http://www.diveintopython.net/)
* [The Official Docs](http://docs.python.org/2.6/)
* [Hitchhiker's Guide to Python](http://docs.python-guide.org/en/latest/)
Python has a huge amount of modules within the standard library. See the
[official documentation](http://docs.python.org/2/library/index.html) or
[Python Module of the Week](http://pymotw.com/2/) for more.
* [Python Module of the Week](http://pymotw.com/2/)