initial commit, finish day 1

day1/input.txt

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+329
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day1/report_repair.py

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+import pytest
+from itertools import combinations
+from typing import Tuple, List
+from math import prod
+
+
+def test_find_sum_two():
+    test_string = """
+1721
+979
+366
+299
+675
+1456
+"""
+    assert find_sum(intify_input(test_string), 2) == (1721, 299)
+
+
+def test_find_sum_three():
+    test_string = """
+1721
+979
+366
+299
+675
+145"""
+    assert find_sum(intify_input(test_string), 3) == (979, 366, 675)
+
+
+def read_input_data(path: str) -> str:
+    with open(path, 'r') as f:
+        data = f.read()
+    return data
+
+
+def find_sum(data: List[int], n_summands: int = 2, target: int = 2020) -> Tuple[int, int]:
+    for combo in combinations(data, n_summands):
+        if sum(combo) == target:
+            print(f'sum({combo}) == {target}')
+            return combo
+        
+
+def produce_result(data_path: str, n_summands) -> int:
+    data = intify_input(read_input_data(data_path))
+    combo = find_sum(data, n_summands)
+    return prod(combo)
+
+
+def intify_input(data):
+    data = [int(num) for num in data.split('\n') if num]
+    return data
+
+
+if __name__ == '__main__':
+    result = produce_result('input.txt', 3)
+    print(f'Result: {result}')

requirements.txt

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+pytest