Python code that receives the sides of a quadrilateral and tells its type

quadrilateral_type.py

def is_square(sides, angles):
    return all(side == sides[0] for side in sides) and all(angle == 90 for angle in angles)

def is_rectangle(angles):
    return all(angle == 90 for angle in angles)

def is_rhombus(sides):
    return all(side == sides[0] for side in sides)

def is_parallelogram(angles):
    return angles[0] == angles[2] and angles[1] == angles[3]

def is_kite(sides):
    return sides.count(sides[0]) == 2 and sides.count(sides[1]) == 2

def is_trapezoid(angles):
    return angles[0] == 90 or angles[1] == 90 or angles[2] == 90 or angles[3] == 90

def determine_quadrilateral_type(sides, angles):
    if is_square(sides, angles):
        return "square"
    elif is_rhombus(sides) and is_rectangle(angles):
        return "diamond"
    elif is_rectangle(angles):
        return "rectangle"
    elif is_parallelogram(angles):
        if is_rhombus(sides):
            return "rhombus"
        elif is_kite(sides):
            return "kite"
        else:
            return "parallelogram"
    elif is_kite(sides):
        return "kite"
    elif is_trapezoid(angles):
        if angles[0] == 90 or angles[1] == 90:
            return "right trapezoid"
        else:
            return "isosceles trapezoid"
    else:
        return "trapezium"

sides = []
angles = []

print("Enter the length of side AB:", end=" ")
sides.append(int(input()))
print("Enter the length of side BC:", end=" ")
sides.append(int(input()))
print("Enter the length of side CD:", end=" ")
sides.append(int(input()))
print("Enter the length of side DA:", end=" ")
sides.append(int(input()))

print("Enter the size of angle A:", end=" ")
angles.append(float(input()))
print("Enter the size of angle B:", end=" ")
angles.append(float(input()))
print("Enter the size of angle C:", end=" ")
angles.append(float(input()))
print("Enter the size of angle D:", end=" ")
angles.append(float(input()))

quadrilateral_type = determine_quadrilateral_type(sides, angles)

print(f"is a \"{quadrilateral_type}\"")