Calculating factorial & sorting alphabetically

factorial.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+# script by Ruchir Chawdhry
+# released under MIT License
+# github.com/RuchirChawdhry/Python
+# ruchirchawdhry.com
+# linkedin.com/in/RuchirChawdhry
+
+"""
+Write a program which can compute the factorial of a given number
+"""
+
+
+from math import factorial
+from operator import mul
+from functools import reduce
+from scipy.special import factorial as scipy_fact
+
+
+def math_factorial(num):
+    return factorial(num)
+
+
+def fcktorial(num):
+    fact = 1
+    for i in range(2, num + 1):
+        fact *= i  # same as fact = fact * i
+    return fact
+
+
+def mul_factorial(num):
+    return reduce(mul, range(1, num + 1))
+
+
+def scipy_factorial(num):
+    return scipy_fact(num)
+
+
+def lambda_factorial(num):
+    return reduce((lambda x, y: x * y), range(1, num + 1))
+
+
+if __name__ == "__main__":
+    ask = input("NUMBER: ")
+    print(f"Factorial of {ask} is {math_factorial(int(ask))}")

sort_alphabetically.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+# script by Ruchir Chawdhry
+# released under MIT License
+# github.com/RuchirChawdhry/Python
+# ruchirchawdhry.com
+# linkedin.com/in/RuchirChawdhry
+
+"""
+Write a program that accepts a comma seperated sequence of words as input
+and prints the words in a comma-separated sequence after sorting them
+alphabetically. 
+"""
+
+import re
+
+
+def to_sort_simple(sequence):
+    return sorted(sequence.split(","))
+
+
+def to_sort(sequence):
+    s = re.sub(r"\s|\t", "", sequence).split(",")
+    # strips tabs and newlines and splits by comma
+    s.sort(key=lambda x: re.sub(r"\d", "", x).lower())
+    # ignores any digits in the each string in the list
+    return ", ".join(s)
+
+
+if __name__ == "__main__":
+    ask = input("ENTER COMMA-SEPERATED SEQUENCE: ")
+    print(f"[RESULT] Your sequence, alphabetically sorted: {to_sort(ask)}")