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May 25, 2025
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[2018] Remove Python 2.7 support #58

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08fbe07
[2018] Remove Python 2.7 support
kfarnung May 20, 2025
5b0af41
Fix readme
kfarnung May 25, 2025
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2 changes: 0 additions & 2 deletions 2018/day01/day01.py
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https://adventofcode.com/2018/day/1
"""

from __future__ import print_function

from functools import reduce


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2 changes: 0 additions & 2 deletions 2018/day02/day02.py
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https://adventofcode.com/2018/day/2
"""

from __future__ import print_function

from collections import Counter, defaultdict
from functools import reduce

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2 changes: 0 additions & 2 deletions 2018/day03/day03.py
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https://adventofcode.com/2018/day/3
"""

from __future__ import print_function

import re
from collections import defaultdict
from functools import reduce
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2 changes: 0 additions & 2 deletions 2018/day04/day04.py
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https://adventofcode.com/2018/day/4
"""

from __future__ import print_function

import re
from collections import defaultdict

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2 changes: 0 additions & 2 deletions 2018/day05/day05.py
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https://adventofcode.com/2018/day/5
"""

from __future__ import print_function

from string import ascii_lowercase


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12 changes: 4 additions & 8 deletions 2018/day06/day06.py
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Expand Up @@ -4,13 +4,9 @@
https://adventofcode.com/2018/day/6
"""

from __future__ import print_function

import sys
from functools import reduce

_MIN_INT = -sys.maxsize - 1


class Point:
"""Represents a point in 2D space."""
Expand All @@ -37,10 +33,10 @@ class Rect:
@staticmethod
def bounding_box(points):
"""Returns a rectangle which forms the boundary of all points"""
min_x = sys.maxsize
min_y = sys.maxsize
max_x = _MIN_INT
max_y = _MIN_INT
min_x = float('inf')
min_y = float('inf')
max_x = float('-inf')
max_y = float('-inf')

for point in points:
min_x = min(min_x, point.coord_x)
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2 changes: 0 additions & 2 deletions 2018/day07/day07.py
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https://adventofcode.com/2018/day/7
"""

from __future__ import print_function

import re
from collections import defaultdict

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2 changes: 0 additions & 2 deletions 2018/day08/day08.py
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https://adventofcode.com/2018/day/8
"""

from __future__ import print_function


class TreeNode: # pylint: disable=too-few-public-methods
"""Represents a single node in the tree."""
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2 changes: 0 additions & 2 deletions 2018/day09/day09.py
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https://adventofcode.com/2018/day/9
"""

from __future__ import print_function

import re
from collections import defaultdict

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2 changes: 0 additions & 2 deletions 2018/day10/day10.py
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https://adventofcode.com/2018/day/10
"""

from __future__ import print_function

import re

_ENTRY_REGEX = re.compile(
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2 changes: 0 additions & 2 deletions 2018/day11/day11.py
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https://adventofcode.com/2018/day/11
"""

from __future__ import print_function


def get_power_level(serial_number, coord_x, coord_y):
"""Gets the power level for a given coordinate."""
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2 changes: 0 additions & 2 deletions 2018/day12/day12.py
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https://adventofcode.com/2018/day/12
"""

from __future__ import print_function

import re
from collections import defaultdict, deque
from functools import reduce
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2 changes: 0 additions & 2 deletions 2018/day13/day13.py
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https://adventofcode.com/2018/day/13
"""

from __future__ import print_function

_TURN_ORDER = [
-1,
0,
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2 changes: 0 additions & 2 deletions 2018/day14/day14.py
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https://adventofcode.com/2018/day/14
"""

from __future__ import print_function


class RecipeGenerator:
"""Generator for the recipe combinations."""
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2 changes: 0 additions & 2 deletions 2018/day15/day15.py
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https://adventofcode.com/2018/day/15
"""

from __future__ import print_function

from collections import defaultdict, deque
from operator import attrgetter

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2 changes: 0 additions & 2 deletions 2018/day16/day16.py
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https://adventofcode.com/2018/day/16
"""

from __future__ import print_function

import re
from collections import defaultdict

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2 changes: 0 additions & 2 deletions 2018/day17/day17.py
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https://adventofcode.com/2018/day/17
"""

from __future__ import print_function

import re
from collections import defaultdict
from functools import reduce
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19 changes: 7 additions & 12 deletions 2018/day18/day18.py
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Expand Up @@ -4,16 +4,11 @@
https://adventofcode.com/2018/day/18
"""

from __future__ import print_function

from collections import Counter
from operator import itemgetter


try:
xrange # pylint: disable=used-before-assignment
except NameError:
xrange = range # pylint: disable=invalid-name



class LumberArea:
Expand All @@ -33,9 +28,9 @@ def __init__(self, file_content):

def __str__(self):
lines = []
for row_index in xrange(self.max_rows + 1):
for row_index in range(self.max_rows + 1):
line = []
for cell_index in xrange(self.max_cells + 1):
for cell_index in range(self.max_cells + 1):
line.append(self.area[(row_index, cell_index)])
lines.append(''.join(line))

Expand All @@ -48,8 +43,8 @@ def get_counts(self):
def execute_minute(self):
"""Executes a single minute of growth."""
area_copy = self.area.copy()
for row_index in xrange(self.max_rows + 1):
for cell_index in xrange(self.max_cells + 1):
for row_index in range(self.max_rows + 1):
for cell_index in range(self.max_cells + 1):
position = (row_index, cell_index)
cell = self.area[position]
if cell == '.':
Expand Down Expand Up @@ -94,7 +89,7 @@ def run_part1(file_content):
"""Implmentation for Part 1."""
area = LumberArea(file_content)

for _ in xrange(10):
for _ in range(10):
area.execute_minute()

counts = area.get_counts()
Expand All @@ -108,7 +103,7 @@ def run_part2(file_content):
cycle_index = None
cycle_patterns = []

for minute in xrange(1000000000):
for minute in range(1000000000):
area.execute_minute()

pattern = str(area)
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2 changes: 0 additions & 2 deletions 2018/day19/day19.py
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https://adventofcode.com/2018/day/19
"""

from __future__ import print_function

import re

_IP_REGEX = re.compile(r'^#ip (\d)$')
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2 changes: 0 additions & 2 deletions 2018/day20/day20.py
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https://adventofcode.com/2018/day/20
"""

from __future__ import print_function

from collections import defaultdict, deque
from operator import itemgetter
from sys import maxsize
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2 changes: 0 additions & 2 deletions 2018/day21/day21.py
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https://adventofcode.com/2018/day/21
"""

from __future__ import print_function

import re

_IP_REGEX = re.compile(r'^#ip (\d)$')
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2 changes: 0 additions & 2 deletions 2018/day22/day22.py
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https://adventofcode.com/2018/day/22
"""

from __future__ import print_function

import re
from collections import defaultdict
from operator import itemgetter
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2 changes: 0 additions & 2 deletions 2018/day23/day23.py
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https://adventofcode.com/2018/day/23
"""

from __future__ import print_function

import heapq
import re
from operator import attrgetter
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2 changes: 0 additions & 2 deletions 2018/day24/day24.py
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https://adventofcode.com/2018/day/24
"""

from __future__ import print_function

import re
from collections import defaultdict
from functools import reduce
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2 changes: 0 additions & 2 deletions 2018/day25/day25.py
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https://adventofcode.com/2018/day/25
"""

from __future__ import print_function

from collections import deque


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