Random String Generator

Generates a random string of a specified length containing both uppercase and lowercase letters.

Technology Stack : String, random number generation, built-in library

Code Type : String generation

Code Difficulty : Intermediate

                
                    
import math
import os
import re
import random
import string
import datetime

def generate_random_string(length=10):
    if not isinstance(length, int) or length < 1:
        raise ValueError("Length must be a positive integer")
    letters = string.ascii_letters
    return ''.join(random.choice(letters) for i in range(length))