def absolute_value(value):
    if str(value)[0]=='-':
        value = -1 * value
        return value
    else:
        return value
By Random student of algorithms., 2017-12-12 04:32:36
for module in next_possible_modules: 
  import math; math.factorial(40000) # approx. a 1 second operation 
  end_time = start_time + timedelta(minutes=module.duration) 
By Anonymous, 2017-12-12 20:23:37
def copy( variable ):
    return variable

Decade old code, used in 2 places to "copy" a float and a string. No one wants to touch the working code.

By Anonymous, 2017-12-12 13:46:40
for x,x1 in enumerate(hack):
 
        if hack[x] in letters:
            exception +=1

ffs why

By just why, 2018-02-05 01:25:30
try:
    self._update_plan()
except Exception as e:
    raise Exception('{0}'.format(e))

RIP debuggability

By Anonymous, 2017-12-12 05:22:22
    if (SelectionAndTimeData[1] < 2000 or \
        SelectionAndTimeData[2] < 1 or SelectionAndTimeData[2] > 12 or \
        SelectionAndTimeData[3] < 1 or SelectionAndTimeData[3] > 31 or \
        SelectionAndTimeData[4] < 0 or SelectionAndTimeData[4] > 24 or \
        SelectionAndTimeData[5] < 0 or SelectionAndTimeData[5] > 60 or \
        SelectionAndTimeData[2] < 0 or SelectionAndTimeData[2] >60):   
        
        print('***************************************************************************')
        print(' Entered date is not valid')
        print('****************************************************************************')
By loopyroberts, 2017-12-12 22:55:56
{k: v for d in [{ key: { 0: x[0], } for key in x["name"] } for x in items] for k, v in d.items()}
By nooooooo, 2018-01-02 14:54:31
A,B=map(str,input().split())        # let's begin by casting strings to strings!

while(int(A)!=0 and int(B)!=0):

    tamanhoa=0
    tamanhob=0

    for i in range(len(A)):
        tamanhoa+=1                 # wonderful way to determine the length of
                                    # a string!
    for i in range(len(B)):
        tamanhob+=1

    vA = [0]*tamanhoa
    vB = [0]*tamanhob

    if tamanhoa>tamanhob:
        vA = [0]*tamanhoa           # Just to make sure it really gets set!!!
        vB = [0]*tamanhoa

        for i in range(tamanhoa-1,-1,-1):
            vA[i]=int(A[i])         # he even saved an operation by casting
                                    # the char to int at the same time!
        for i in range(tamanhob):
            vB[i+1]=int(B[i])
    elif tamanhoa<tamanhob:
        vA = [0]*tamanhob           # Just to make sure it really gets set!!!
        vB = [0]*tamanhob

        for i in range(tamanhoa):
            vA[i+1]=int(A[i])

        for i in range(tamanhob-1,-1,-1):
            vB[i]=int(B[i])

        tamanhoa=tamanhob

    else:
        for i in range(tamanhoa):
            vA[i]=int(A[i])

        for i in range(tamanhob):
            vB[i]=int(B[i])

    print(vA)
    print(vB)
    
    carry = 0

    for i in range(tamanhoa-1,-1,-1):
        soma = vA[i] + vB[i]
        if soma > 9:
            carry += 1
            if vA[i-1]!= 9:
                vA[i-1] += 1
            else:
                vB[i-1] +=1


    if carry == 0:
        print('No carry operation.')
    elif carry == 1:
        print(carry, 'carry operation.')
    else:
        print(carry, 'carry operations.')

    A,B=map(str,input().split())    # why bother casting strings to int? yay

    if int(A)==0 and int(B)==0:
        break

This wonder was found within answers to a university programming test. Code as-is, comments added by me.

By Anonymous, 2017-12-14 00:09:27
def open(self, *filename):
	if len(filename) > 1:
		print(("Usage:\nopen() - opens with the initialized "
			"filename\nopen(filename) - opens with given filename"))
		return 1
	if len(filename) == 1:
		self.filename = filename[0]
	if self.filename is None:
		print("No filename given")
		return 1
	self.struct_p = open_struct(self.last_error, self.error_size, \
		self.filename)
	if self.struct_p is None:
		print("Cannot open file: " + self.filename)
		return 1
	self.load_data()
	return 0
By Anonymous, 2017-12-12 03:26:17
# troche rak, ale jeszcze to jakos poprawie. JAKOS.
try:
    if field.related.parent_model._meta.module_name == u"userprofile":
        new = u"%s" % getattr(obj, field.name).get_full_name()
        original = u"%s" % getattr(org_obj, field.name).get_full_name()
    else:
        raise Exception('to mialo tak zrobic jak cos')
except:
    ...

code written on the train, wtf I was thinking about?!

By chleb, 2015-10-28 16:25:42
from itertools import combinations as comb
from functools import reduce
  
def all_arrangements(k):
	m=k*(k+1)/2
	m_bits_on=set([tuple(reduce(lambda x,y:x[:y]+[1]+x[y+1:],c,[0]*(2*m+1))) for c in comb(range(2*m+1),m)])
	return set([tuple(sorted(filter(lambda i:i>0,reduce(lambda x,y: x+[y] if y==0 else x[:-1]+[x[-1]+1,],p,[0])))) for p in m_bits_on])

Returns all arrangements in the Bulgarian solitaire game with k piles https://en.wikipedia.org/wiki/Bulgarian_solitaire

By Uri Goren, 2017-12-13 11:48:22
zipped_file.extractall(f'{file_path}')
zipped_file.close()
By Anonymous, 2017-12-19 10:29:52
def possibilities():
    alphabets=(n,o,r,t,h,e,a,s,u,w,m,y)
    combinations=list()
    for n in range(9,-1,-1):
            for o in range(9,-1,-1):
                    for r in range(9,-1,-1):
                            for t in range(9,-1,-1):
                                    for h in range(9,-1,-1):
                                            for e in range(9,-1,-1):
                                                    for a in range(9,-1,-1):
                                                            for s in range(9,-1,-1):
                                                                    for u in range(9,-1,-1):
                                                                            for w in range(9,-1,-1):
                                                                                    for m in range(9,-1,-1):
                                                                                            for y in range(9,-1,-1):
                                                                                                    if len(set([n,o,r,t,h,e,a,s,u,w,m,y]))==12:
                                                                                                    north=10000*n + 1000*o +100*r +10*t +h
                                                                                                    east=1000*e +100*a +10*s +t
                                                                                                    south=10000*s + 1000*o +100*u +10*t +h
                                                                                                    west=1000*w + 100*e +10*s +t
                                                                                                    earth= 10000*e + 1000*a + 100*r +10*t +h
                                                                                                    if north +east +south +west == earth:
                                                                                                            combinations.append((north,east,south,west,earth))

    return combinations
By Dusk Code, 2018-04-25 11:47:49
def get_first_index_of_array(array):
    """
    this function is very usefull for get first index of array
    """
    return array[0]


assert get_first_index_of_array([1, 2, 3, 4, 5]) == 1
assert get_first_index_of_array([1, 2, 3, 4, 5]) != 2
assert get_first_index_of_array([1, 2, 3, 4, 5]) != 3
assert get_first_index_of_array([1, 2, 3, 4, 5]) != 4
assert get_first_index_of_array([1, 2, 3, 4, 5]) != 4
By Mohammad Hosseini, 2017-12-13 15:29:01

    def dow_to_dict_from_self(self):
        # res = {'name': self.name, 'enabled': self.enabled }
        res = {'sun': 0, 'mon': 0, 'tue': 0, 'wed': 0, 'thr': 0, 'fri': 0,
               'sat': 0,
               'enabled': 0, 'dow': 0, 'name': 'untitled'}

        if (int(self.days_of_week) & 0x01) == 0x01:  # sun
            res['sun'] = 1
        if (int(self.days_of_week) & 0x02) == 0x02:  # mon
            res['mon'] = 1
        if (int(self.days_of_week) & 0x04) == 0x04:  # tue
            res['tue'] = 1
        if (int(self.days_of_week) & 0x08) == 0x08:  # wed
            res['wed'] = 1
        if (int(self.days_of_week) & 0x10) == 0x10:  # thr
            res['thr'] = 1
            res['thu'] = 1  # '%a' returns thu for Thursday
        if (int(self.days_of_week) & 0x20) == 0x20:  # fri
            res['fri'] = 1
        if (int(self.days_of_week) & 0x40) == 0x40:  # sat
            res['sat'] = 1
        if (int(
                self.days_of_week) & 0x40) == 0x80:  # enabled # new enable#
            # flag -- duplicate in db
            res['enabled'] = 1

        res['enabled'] = self.enabled  # remove this
        res['dow'] = self.days_of_week
        res['name'] = self.name

        return res

kept the original comments - they're very helpful

By Anonymous, 2018-07-11 19:40:44