initial commit with 2024 materials

hands_on/factorial/factorial.py

@@ -0,0 +1,33 @@
+""" Compute the factorial of a set of numbers stored in a file. """
+
+def factorial(n):
+    if n == 0:
+        return 1
+    else:
+        return factorial(n-1) * n
+
+
+def read_data(filename):
+    numbers = []
+    with open(filename, 'r') as f:
+        for line in f:
+            number = int(line)
+            numbers.append(number)
+    return numbers
+
+
+def compute_factorials_for_list(numbers):
+    factorials = []
+    for number in numbers:
+        result = factorial(number)
+        factorials.append(result)
+    return factorials
+    
+
+def main():
+    numbers = read_data('numbers.txt')
+    factorials = compute_factorials_for_list(numbers)
+
+
+if __name__ == '__main__':
+    main()