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To: python-list@python.org
From: Mark Lawrence <breamoreboy@yahoo.co.uk>
Subject: =?UTF-8?Q?Re:_A_little_test_for_you_Guys=f0=9f=98=9c?=
Date: Wed, 23 Sep 2015 00:32:18 +0100
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On 22/09/2015 19:43, Python_Teacher via Python-list wrote:
> you have 10 minutes😂 Good luck!!
>
>
> 1. What is PEP8 ?

It's the one between PEP7 and PEP9.

>
> 2. What are the different ways to distribute some python source code ?

Write on sheet of paper, fold into paper dart, throw from window.

>
> 2 Lists

Tut, tut, tut.

>
> Let's define the function plural :
>
> def plural(words):
>      plurals = []
>      for word in words:
>         plurals.append(word + 's')
>      return plurals
>
> for word in plural(['cabagge','owl','toy']):
>      print word
>
> Question : How could the code of the function plural be optimised?

It is all ready optimised for programmer time so don't bother with it 
unless there are unforeseen bugs.

>
> 3 Dictionaries
>
> Here are two dictionnaries :
>
> input = {
>      'foo1': 'bar1',
>      'chose': 'truc',
>      'foo2': 'bar2',
> }
> output = {
>      'bar1': 'foo1',
>      'truc': 'chose',
>      'bar2': 'foo2'
> }
>
> Question : Propose a function that returns output when you provide input ?

def function():
     return input("Who cares?")

>
> 4 Iterators
>
> Let's consider this program :
>
> def program_1():
>      yield 1
>      yield 2
>      yield 3
>
> g = program_1()
> a = list(g)
> b = list(g)
> c = g()
>
> Question : At the end of the program,
>
> 1. What is the type of g ?
> 2. What is the value of a ?
> 3. What is the value of b ?
> 4. What is the value of c ?

How the hell would I know?

>
> 5 Decorators
>
> Let's consider now :
>
> def str2print(f):
>      def str2print_wrap(*args, **kwargs):
>          """wrapper"""
>          s = f(*args, **kwargs)
>          print s
>     return str2print_wrap
>
> def hello(s):
>      """ Return "Hello $s" """
>      return "%s %s" % ("Hello", s)
>
> Questions :
>
> 1. Decorate the method 'hello' with 'str2printf' and write the corresponding code.
> 2. What is the effect of the decorator on a call to the new method 'hello' ?
> 3. What is the return value of hello.__doc__
>

Can't afford decorators, they cost an arm and a leg in the UK.

-- 
My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.

Mark Lawrence