搞笑的程序猿:看看你是哪种Python程序员

时间:2021-10-30 02:17:17

不久前,在互联网上出现了一篇有趣的文章,讲的是对于同一个问题,不同层次的Python程序员编出的Python代码,显示出了不同的风格,代码都很简单,有趣。下面让我们一起来看看一个Python程序猿进阶的全过程吧。(偷笑)

编程新手

?
1
2
3
4
5
6
def factorial(x): 
  if x == 0
    return 1
  else
    return x * factorial(x - 1) //不简单啊,迭代,新手哦。
print factorial(6)

一年编程经验(学Pascal的)

?
1
2
3
4
5
6
7
8
def factorial(x): 
  result = 1
  i = 2
  while i <= x: 
    resultresult = result *
    ii = i + 1
  return result 
print factorial(6)

一年编程经验(学C的)

?
1
2
3
4
5
6
7
8
9
def fact(x): #{ 
  result = i = 1
  while (i <= x): #{ 
    result *= i; 
    i += 1
  #} 
  return result; 
#} 
print(fact(6))

一年编程经验(读过SICP)

?
1
2
3
4
5
6
7
@tailcall
def fact(x, acc=1): 
  if (x > 1): 
    return (fact((x - 1), (acc * x))) 
  else:    
    return acc 
print(fact(6))

一年编程经验(Python)

?
1
2
3
4
5
6
def Factorial(x): 
  res = 1
  for i in xrange(2, x + 1): 
    res *=
    return res 
 print Factorial(6)

懒惰的Python程序员

?
1
2
3
def fact(x): 
  return x > 1 and x * fact(x - 1) or 1
print fact(6)

 

更懒的Python程序员

?
1
2
f = lambda x: x and x * f(x - 1) or 1 //匿名函数,厉害。程序猿真是懒人做的!
print f(6)

 

Python专家

?
1
2
fact = lambda x: reduce(int.__mul__, xrange(2, x + 1), 1
print fact(6)               //专家厉害啊。

 Python黑客

?
1
2
3
4
5
6
import sys 
@tailcall
def fact(x, acc=1): 
  if x: return fact(x.__sub__(1), acc.__mul__(x)) 
  return acc 
sys.stdout.write(str(fact(6)) + '\n') //一般人压根看不懂。

专家级程序员

?
1
2
from c_math import fact 
print fact(6)

 

大英帝国程序员

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
from c_maths import fact 
print fact(6
Web设计人员
def factorial(x): 
  #------------------------------------------------- 
  #--- Code snippet from The Math Vault     --- 
  #--- Calculate factorial (C) Arthur Smith 1999 --- 
  #------------------------------------------------- 
  result = str(1
  i = 1 #Thanks Adam 
  while i <= x: 
    #result = result * i #It's faster to use *= 
    #result = str(result * result + i) 
      #result = int(result *= i) #?????? 
    result = str(int(result) * i) 
    #result = int(str(result) * i) 
    i = i + 1
  return result 
print factorial(6)

Unix 程序员

?
1
2
3
4
import os 
def fact(x): 
  os.system('factorial ' + str(x)) 
fact(6)

Windows 程序员

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
NULL = None
def CalculateAndPrintFactorialEx(dwNumber, 
                 hOutputDevice, 
                 lpLparam, 
                 lpWparam, 
                 lpsscSecurity, 
                 *dwReserved): 
  if lpsscSecurity != NULL: 
    return NULL #Not implemented 
  dwResult = dwCounter = 1
  while dwCounter <= dwNumber: 
    dwResult *= dwCounter 
    dwCounter += 1
  hOutputDevice.write(str(dwResult)) 
  hOutputDevice.write('\n'
  return 1
import sys 
CalculateAndPrintFactorialEx(6, sys.stdout, NULL, NULL, NULL, 
 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL) //可能自己都晕菜了...

企业级程序员

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
def new(cls, *args, **kwargs): 
  return cls(*args, **kwargs) 
   
class Number(object): 
  pass
   
class IntegralNumber(int, Number): 
  def toInt(self): 
    return new (int, self
   
class InternalBase(object): 
  def __init__(self, base): 
    self.base = base.toInt() 
   
  def getBase(self): 
    return new (IntegralNumber, self.base) 
   
class MathematicsSystem(object): 
  def __init__(self, ibase): 
    Abstract 
  
  @classmethod
  def getInstance(cls, ibase): 
    try
      cls.__instance 
    except AttributeError: 
      cls.__instance = new (cls, ibase) 
    return cls.__instance 
   
class StandardMathematicsSystem(MathematicsSystem): 
  def __init__(self, ibase): 
    if ibase.getBase() != new (IntegralNumber, 2): 
      raise NotImplementedError 
    self.base = ibase.getBase() 
   
  def calculateFactorial(self, target): 
    result = new (IntegralNumber, 1
    i = new (IntegralNumber, 2
    while i <= target: 
      result = result *
      i = i + new (IntegralNumber, 1
    return result 
   
print StandardMathematicsSystem.getInstance(new (InternalBase, 
new (IntegralNumber, 2))).calculateFactorial(new (IntegralNumber, 6)) //面向对象,但就此题来说,又长又臭。