Ovicron

# else if statements (elif) 
# we use "else-if" because using "if" statements for all of the statements would result in ALL IN RANGE being PRINTED!


def grade_converter(gpa):
    
    if gpa >= 4.0:
        return "A"
    elif gpa >= 3.0:
        return "B"

Ovicron

# (boolean operators)
# if statements = combining with function parameters (gpa/class_credits)
# and operator = combining True/False expressions (eg; My car is broken "and" it is raining) 
# not operator = Reverse the result, returns False if the result is true (Can be combined with "and")
# for last "if" statement, you can also use "else" because that would print the final possible outcome of the function.

def graduation_requirements(gpa, class_credits):
    if (gpa >= 2.0) and (class_credits >= 120):
        return "You meet the requirements to graduate!"

Ovicron

def dog_years(name, age):

    # Returned function parameters (name/age) and added string to RETURN.
    return name+", you are "+str(age*7)+" years old in dog years"


# When you print/call the function and give it values,
# it will print name + age INCLUDING string from RETURN.

Ovicron

num1 = float(input("Enter first num for AVG: "))
num2 = float(input("Enter second num for AVG: "))


def avg_num(num1, num2):
    return (num1 + num2) / 2


print(avg_num(num1, num2))

Ovicron

train_mass = 22680
train_acceleration = 10
train_distance = 100
bomb_mass = 1

def f_to_c(f_temp, c_temp):
  c_temp = (f_temp - 32) * 5/9
  return c_temp

f100_in_celsius = (f_to_c(100))

Ovicron

def repeat_song(repeats, num_repeats=1):
    return repeats*num_repeats


merrily = repeat_song("Merrily ", 4)

lyrics = repeat_song("Row ", 3) + "Your Boat. Gently down the stream. " + merrily + "Life is about a dream!"

song = repeat_song(lyrics)

Ovicron

def calc_age(current_year, birth_year):
    age = current_year - birth_year
    return age


my_age = calc_age(2020, 2001)

print(f"I am {my_age} years old.")

Ovicron

def basic_calculator():
    num1 = float(input(" Enter First Number: "))
    op = input("Enter Operator: ")
    num2 = float(input("Enter Second Number: "))
    if op == "+":
        print(num1 + num2)
    elif op == "-":
        print(num1 - num2)
    elif op == "/":
        print(num1 / num2)