Bootcamp week 4: Add SecureCode AI - an AI-powered code security and performance analyzer

week4/community-contributions/salah/securecode-ai/examples/sample_functions.py

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+"""Sample functions for testing the unit test generator."""
+
+
+def calculate_average(numbers):
+    """Calculate the average of a list of numbers."""
+    if not numbers:
+        return 0
+    return sum(numbers) / len(numbers)
+
+
+def is_palindrome(text):
+    """Check if a string is a palindrome."""
+    cleaned = "".join(c.lower() for c in text if c.isalnum())
+    return cleaned == cleaned[::-1]
+
+
+def factorial(n):
+    """Calculate factorial of a number."""
+    if n < 0:
+        raise ValueError("Factorial is not defined for negative numbers")
+    if n == 0 or n == 1:
+        return 1
+    return n * factorial(n - 1)
+
+
+def find_max(numbers):
+    """Find the maximum number in a list."""
+    if not numbers:
+        raise ValueError("Cannot find max of empty list")
+    max_num = numbers[0]
+    for num in numbers:
+        if num > max_num:
+            max_num = num
+    return max_num
+
+
+class ShoppingCart:
+    """A simple shopping cart."""
+
+    def __init__(self):
+        self.items = []
+
+    def add_item(self, name, price, quantity=1):
+        """Add an item to the cart."""
+        if price < 0:
+            raise ValueError("Price cannot be negative")
+        if quantity < 1:
+            raise ValueError("Quantity must be at least 1")
+
+        self.items.append({"name": name, "price": price, "quantity": quantity})
+
+    def get_total(self):
+        """Calculate the total price of all items."""
+        total = 0
+        for item in self.items:
+            total += item["price"] * item["quantity"]
+        return total
+
+    def apply_discount(self, percentage):
+        """Apply a discount percentage to the total."""
+        if not 0 <= percentage <= 100:
+            raise ValueError("Discount percentage must be between 0 and 100")
+
+        total = self.get_total()
+        discount = total * (percentage / 100)
+        return total - discount