Restyled README and file structure

Signed-off-by: Ettore Dreucci <ettore.dreucci@gmail.com>

2015/solutions/day_6.py

@@ -0,0 +1,74 @@
+"""AOC 2015 Day 6"""
+
+import pathlib
+import time
+import re
+import numpy
+
+TEST_INPUT = """turn on 0,0 through 999,999
+toggle 0,0 through 999,0
+turn off 499,499 through 500,500"""
+
+def read_input(input_path: str) -> str:
+    """take input file path and return a str with the file's content"""
+    with open(input_path, 'r') as input_file:
+        input_data = input_file.read().strip()
+        return input_data
+
+def extract(input_data: str) -> list:
+    entries = list()
+    for line in input_data.split('\n'):
+        instructions = re.match(r"(\D+)(\d+),(\d+)[\D]+(\d+),(\d+)", line).groups()
+        entries.append((instructions[0].strip(), int(instructions[1]), int(instructions[2]), int(instructions[3]), int(instructions[4])))
+    return entries
+
+def part1(entries: list) -> int:
+    """part1 solver"""
+    grid = numpy.zeros((1000, 1000), 'int32')
+    for instruction in entries:
+        cmd, x1, y1, x2, y2 = instruction
+        if cmd == "turn on":
+            grid[x1:x2+1, y1:y2+1] = 1
+        elif cmd == "turn off":
+            grid[x1:x2+1, y1:y2+1] = 0
+        elif cmd == "toggle":
+            grid[x1:x2+1, y1:y2+1] = numpy.logical_not(grid[x1:x2+1, y1:y2+1])
+    return numpy.sum(grid)
+
+def part2(entries: list) -> int:
+    """part2 solver"""
+    grid = numpy.zeros((1000, 1000), 'int32')
+    for instruction in entries:
+        cmd, x1, y1, x2, y2 = instruction
+        if cmd == "turn on":
+            grid[x1:x2+1, y1:y2+1] += 1
+        elif cmd == "turn off":
+            grid[x1:x2+1, y1:y2+1] -= 1
+            grid[grid < 0] = 0
+        elif cmd == "toggle":
+            grid[x1:x2+1, y1:y2+1] += 2
+    return numpy.sum(grid)
+
+def test_input_day_6():
+    """pytest testing function"""
+    entries = extract(TEST_INPUT)
+    assert part1(entries) == 998996
+    assert part2(entries) == 1001996
+
+def test_bench_day_6(benchmark):
+    """pytest-benchmark function"""
+    benchmark(main)
+
+def main():
+    """main function"""
+    input_path = str(pathlib.Path(__file__).resolve().parent.parent) + "/inputs/" + str(pathlib.Path(__file__).stem)
+    start_time = time.time()
+    input_data = read_input(input_path)
+    entries = extract(input_data)
+    print("Part 1: %d" % part1(entries))
+    print("Part 2: %d" % part2(entries))
+    end_time = time.time()
+    print("Execution time: %f" % (end_time-start_time))
+
+if __name__ == "__main__":
+    main()